From: Kees Cook Date: Fri, 21 Nov 2014 01:05:53 +0000 (-0800) Subject: crypto: prefix module autoloading with "crypto-" X-Git-Tag: v3.2.67~49 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9ffea4cb2306945b5df5f28bb8686333fe666bf1;p=thirdparty%2Fkernel%2Fstable.git crypto: prefix module autoloading with "crypto-" commit 5d26a105b5a73e5635eae0629b42fa0a90e07b7b upstream. This prefixes all crypto module loading with "crypto-" so we never run the risk of exposing module auto-loading to userspace via a crypto API, as demonstrated by Mathias Krause: https://lkml.org/lkml/2013/3/4/70 Signed-off-by: Kees Cook Signed-off-by: Herbert Xu [bwh: Backported to 3.2: - Adjust filenames - Drop changes to algorithms and drivers we don't have - Add aliases to generic C implementations that didn't need them before] Signed-off-by: Ben Hutchings --- diff --git a/arch/s390/crypto/aes_s390.c b/arch/s390/crypto/aes_s390.c index 51fb1efd63c7e..05d08c86499eb 100644 --- a/arch/s390/crypto/aes_s390.c +++ b/arch/s390/crypto/aes_s390.c @@ -972,7 +972,7 @@ static void __exit aes_s390_fini(void) module_init(aes_s390_init); module_exit(aes_s390_fini); -MODULE_ALIAS("aes-all"); +MODULE_ALIAS_CRYPTO("aes-all"); MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm"); MODULE_LICENSE("GPL"); diff --git a/arch/s390/crypto/des_s390.c b/arch/s390/crypto/des_s390.c index 991fb7d18574d..28e336abe9045 100644 --- a/arch/s390/crypto/des_s390.c +++ b/arch/s390/crypto/des_s390.c @@ -626,8 +626,8 @@ static void __exit des_s390_exit(void) module_init(des_s390_init); module_exit(des_s390_exit); -MODULE_ALIAS("des"); -MODULE_ALIAS("des3_ede"); +MODULE_ALIAS_CRYPTO("des"); +MODULE_ALIAS_CRYPTO("des3_ede"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("DES & Triple DES EDE Cipher Algorithms"); diff --git a/arch/s390/crypto/ghash_s390.c b/arch/s390/crypto/ghash_s390.c index f6373f0e7749e..31086ea37b0cb 100644 --- a/arch/s390/crypto/ghash_s390.c +++ b/arch/s390/crypto/ghash_s390.c @@ -161,7 +161,7 @@ static void __exit ghash_mod_exit(void) module_init(ghash_mod_init); module_exit(ghash_mod_exit); -MODULE_ALIAS("ghash"); +MODULE_ALIAS_CRYPTO("ghash"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GHASH Message Digest Algorithm, s390 implementation"); diff --git a/arch/s390/crypto/sha1_s390.c b/arch/s390/crypto/sha1_s390.c index e9868c6e0a08c..484c27cc210b0 100644 --- a/arch/s390/crypto/sha1_s390.c +++ b/arch/s390/crypto/sha1_s390.c @@ -103,6 +103,6 @@ static void __exit sha1_s390_fini(void) module_init(sha1_s390_init); module_exit(sha1_s390_fini); -MODULE_ALIAS("sha1"); +MODULE_ALIAS_CRYPTO("sha1"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("SHA1 Secure Hash Algorithm"); diff --git a/arch/s390/crypto/sha256_s390.c b/arch/s390/crypto/sha256_s390.c index 0317a3547cb99..af31018712352 100644 --- a/arch/s390/crypto/sha256_s390.c +++ b/arch/s390/crypto/sha256_s390.c @@ -143,7 +143,7 @@ static void __exit sha256_s390_fini(void) module_init(sha256_s390_init); module_exit(sha256_s390_fini); -MODULE_ALIAS("sha256"); -MODULE_ALIAS("sha224"); +MODULE_ALIAS_CRYPTO("sha256"); +MODULE_ALIAS_CRYPTO("sha224"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("SHA256 and SHA224 Secure Hash Algorithm"); diff --git a/arch/s390/crypto/sha512_s390.c b/arch/s390/crypto/sha512_s390.c index 32a81383b69c1..0c36989ba182b 100644 --- a/arch/s390/crypto/sha512_s390.c +++ b/arch/s390/crypto/sha512_s390.c @@ -86,7 +86,7 @@ static struct shash_alg sha512_alg = { } }; -MODULE_ALIAS("sha512"); +MODULE_ALIAS_CRYPTO("sha512"); static int sha384_init(struct shash_desc *desc) { @@ -126,7 +126,7 @@ static struct shash_alg sha384_alg = { } }; -MODULE_ALIAS("sha384"); +MODULE_ALIAS_CRYPTO("sha384"); static int __init init(void) { diff --git a/arch/x86/crypto/aes_glue.c b/arch/x86/crypto/aes_glue.c index 8efcf42a9d7e3..8950e0ca8565b 100644 --- a/arch/x86/crypto/aes_glue.c +++ b/arch/x86/crypto/aes_glue.c @@ -67,5 +67,5 @@ module_exit(aes_fini); MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm, asm optimized"); MODULE_LICENSE("GPL"); -MODULE_ALIAS("aes"); -MODULE_ALIAS("aes-asm"); +MODULE_ALIAS_CRYPTO("aes"); +MODULE_ALIAS_CRYPTO("aes-asm"); diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c index 545d0ce598183..16acf68c0739c 100644 --- a/arch/x86/crypto/aesni-intel_glue.c +++ b/arch/x86/crypto/aesni-intel_glue.c @@ -1380,4 +1380,4 @@ module_exit(aesni_exit); MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm, Intel AES-NI instructions optimized"); MODULE_LICENSE("GPL"); -MODULE_ALIAS("aes"); +MODULE_ALIAS_CRYPTO("aes"); diff --git a/arch/x86/crypto/blowfish_glue.c b/arch/x86/crypto/blowfish_glue.c index b05aa163d55a3..f8350d2d2d696 100644 --- a/arch/x86/crypto/blowfish_glue.c +++ b/arch/x86/crypto/blowfish_glue.c @@ -488,5 +488,5 @@ module_exit(fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Blowfish Cipher Algorithm, asm optimized"); -MODULE_ALIAS("blowfish"); -MODULE_ALIAS("blowfish-asm"); +MODULE_ALIAS_CRYPTO("blowfish"); +MODULE_ALIAS_CRYPTO("blowfish-asm"); diff --git a/arch/x86/crypto/crc32c-intel.c b/arch/x86/crypto/crc32c-intel.c index b9d00261703c5..7dad700304fcb 100644 --- a/arch/x86/crypto/crc32c-intel.c +++ b/arch/x86/crypto/crc32c-intel.c @@ -194,5 +194,5 @@ MODULE_AUTHOR("Austin Zhang , Kent Liu "); +MODULE_ALIAS_CRYPTO("arc4"); diff --git a/crypto/blowfish_generic.c b/crypto/blowfish_generic.c index 6f269b5cfa3b1..d3a6fa7ac5ffb 100644 --- a/crypto/blowfish_generic.c +++ b/crypto/blowfish_generic.c @@ -139,4 +139,4 @@ module_exit(blowfish_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Blowfish Cipher Algorithm"); -MODULE_ALIAS("blowfish"); +MODULE_ALIAS_CRYPTO("blowfish"); diff --git a/crypto/camellia.c b/crypto/camellia.c index 64cff46ea5e4f..18024da3c849e 100644 --- a/crypto/camellia.c +++ b/crypto/camellia.c @@ -1114,3 +1114,4 @@ module_exit(camellia_fini); MODULE_DESCRIPTION("Camellia Cipher Algorithm"); MODULE_LICENSE("GPL"); +MODULE_ALIAS_CRYPTO("camellia"); diff --git a/crypto/cast5.c b/crypto/cast5.c index 4a230ddec8774..b5f7ee5b73db7 100644 --- a/crypto/cast5.c +++ b/crypto/cast5.c @@ -806,4 +806,5 @@ module_exit(cast5_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Cast5 Cipher Algorithm"); +MODULE_ALIAS_CRYPTO("cast5"); diff --git a/crypto/cast6.c b/crypto/cast6.c index e0c15a6c7c34d..6839587489045 100644 --- a/crypto/cast6.c +++ b/crypto/cast6.c @@ -545,3 +545,4 @@ module_exit(cast6_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Cast6 Cipher Algorithm"); +MODULE_ALIAS_CRYPTO("cast6"); diff --git a/crypto/ccm.c b/crypto/ccm.c index 2002ca74c5cfa..e9032733d326c 100644 --- a/crypto/ccm.c +++ b/crypto/ccm.c @@ -888,5 +888,5 @@ module_exit(crypto_ccm_module_exit); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Counter with CBC MAC"); -MODULE_ALIAS("ccm_base"); -MODULE_ALIAS("rfc4309"); +MODULE_ALIAS_CRYPTO("ccm_base"); +MODULE_ALIAS_CRYPTO("rfc4309"); diff --git a/crypto/crc32c.c b/crypto/crc32c.c index 3f9ad28010522..b2c030b256eb2 100644 --- a/crypto/crc32c.c +++ b/crypto/crc32c.c @@ -258,3 +258,4 @@ module_exit(crc32c_mod_fini); MODULE_AUTHOR("Clay Haapala "); MODULE_DESCRIPTION("CRC32c (Castagnoli) calculations wrapper for lib/crc32c"); MODULE_LICENSE("GPL"); +MODULE_ALIAS_CRYPTO("crc32c"); diff --git a/crypto/crypto_null.c b/crypto/crypto_null.c index 07a8a96d46fc1..7a2fbf6f94faf 100644 --- a/crypto/crypto_null.c +++ b/crypto/crypto_null.c @@ -156,9 +156,9 @@ static struct crypto_alg skcipher_null = { .decrypt = skcipher_null_crypt } } }; -MODULE_ALIAS("compress_null"); -MODULE_ALIAS("digest_null"); -MODULE_ALIAS("cipher_null"); +MODULE_ALIAS_CRYPTO("compress_null"); +MODULE_ALIAS_CRYPTO("digest_null"); +MODULE_ALIAS_CRYPTO("cipher_null"); static int __init crypto_null_mod_init(void) { diff --git a/crypto/ctr.c b/crypto/ctr.c index 4ca7222cfeb6a..8f4a5a7224c79 100644 --- a/crypto/ctr.c +++ b/crypto/ctr.c @@ -421,4 +421,4 @@ module_exit(crypto_ctr_module_exit); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("CTR Counter block mode"); -MODULE_ALIAS("rfc3686"); +MODULE_ALIAS_CRYPTO("rfc3686"); diff --git a/crypto/deflate.c b/crypto/deflate.c index b0165ecad0c5c..467423ad06b65 100644 --- a/crypto/deflate.c +++ b/crypto/deflate.c @@ -223,4 +223,4 @@ module_exit(deflate_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Deflate Compression Algorithm for IPCOMP"); MODULE_AUTHOR("James Morris "); - +MODULE_ALIAS_CRYPTO("deflate"); diff --git a/crypto/des_generic.c b/crypto/des_generic.c index 873818d48e869..84f60c44d47e8 100644 --- a/crypto/des_generic.c +++ b/crypto/des_generic.c @@ -975,7 +975,7 @@ static struct crypto_alg des3_ede_alg = { .cia_decrypt = des3_ede_decrypt } } }; -MODULE_ALIAS("des3_ede"); +MODULE_ALIAS_CRYPTO("des3_ede"); static int __init des_generic_mod_init(void) { diff --git a/crypto/fcrypt.c b/crypto/fcrypt.c index c33107e340b6c..d99a67d22f165 100644 --- a/crypto/fcrypt.c +++ b/crypto/fcrypt.c @@ -421,3 +421,4 @@ module_exit(fcrypt_mod_fini); MODULE_LICENSE("Dual BSD/GPL"); MODULE_DESCRIPTION("FCrypt Cipher Algorithm"); MODULE_AUTHOR("David Howells "); +MODULE_ALIAS_CRYPTO("fcrypt"); diff --git a/crypto/gcm.c b/crypto/gcm.c index b97b186d561b6..b6a52ce743360 100644 --- a/crypto/gcm.c +++ b/crypto/gcm.c @@ -1374,6 +1374,6 @@ module_exit(crypto_gcm_module_exit); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Galois/Counter Mode"); MODULE_AUTHOR("Mikko Herranen "); -MODULE_ALIAS("gcm_base"); -MODULE_ALIAS("rfc4106"); -MODULE_ALIAS("rfc4543"); +MODULE_ALIAS_CRYPTO("gcm_base"); +MODULE_ALIAS_CRYPTO("rfc4106"); +MODULE_ALIAS_CRYPTO("rfc4543"); diff --git a/crypto/ghash-generic.c b/crypto/ghash-generic.c index 7835b8fc94db6..0529132de1f1c 100644 --- a/crypto/ghash-generic.c +++ b/crypto/ghash-generic.c @@ -173,4 +173,4 @@ module_exit(ghash_mod_exit); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GHASH Message Digest Algorithm"); -MODULE_ALIAS("ghash"); +MODULE_ALIAS_CRYPTO("ghash"); diff --git a/crypto/khazad.c b/crypto/khazad.c index 527e4e395fc32..ea82051d574c5 100644 --- a/crypto/khazad.c +++ b/crypto/khazad.c @@ -881,3 +881,4 @@ module_exit(khazad_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Khazad Cryptographic Algorithm"); +MODULE_ALIAS_CRYPTO("khazad"); diff --git a/crypto/krng.c b/crypto/krng.c index 4328bb3430edd..86aa9f40a2698 100644 --- a/crypto/krng.c +++ b/crypto/krng.c @@ -63,4 +63,4 @@ module_exit(krng_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Kernel Random Number Generator"); -MODULE_ALIAS("stdrng"); +MODULE_ALIAS_CRYPTO("stdrng"); diff --git a/crypto/lzo.c b/crypto/lzo.c index b5e77077d7514..6b21152ff315b 100644 --- a/crypto/lzo.c +++ b/crypto/lzo.c @@ -104,3 +104,4 @@ module_exit(lzo_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("LZO Compression Algorithm"); +MODULE_ALIAS_CRYPTO("lzo"); diff --git a/crypto/md4.c b/crypto/md4.c index 0477a6a01d582..3515af425cc91 100644 --- a/crypto/md4.c +++ b/crypto/md4.c @@ -255,4 +255,4 @@ module_exit(md4_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("MD4 Message Digest Algorithm"); - +MODULE_ALIAS_CRYPTO("md4"); diff --git a/crypto/md5.c b/crypto/md5.c index 7febeaab923bc..36f5e5b103f30 100644 --- a/crypto/md5.c +++ b/crypto/md5.c @@ -168,3 +168,4 @@ module_exit(md5_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("MD5 Message Digest Algorithm"); +MODULE_ALIAS_CRYPTO("md5"); diff --git a/crypto/michael_mic.c b/crypto/michael_mic.c index 079b761bc70d1..46195e0d0f4d1 100644 --- a/crypto/michael_mic.c +++ b/crypto/michael_mic.c @@ -184,3 +184,4 @@ module_exit(michael_mic_exit); MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("Michael MIC"); MODULE_AUTHOR("Jouni Malinen "); +MODULE_ALIAS_CRYPTO("michael_mic"); diff --git a/crypto/rmd128.c b/crypto/rmd128.c index 8a0f68b7f257f..049486ede938f 100644 --- a/crypto/rmd128.c +++ b/crypto/rmd128.c @@ -327,3 +327,4 @@ module_exit(rmd128_mod_fini); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Adrian-Ken Rueegsegger "); MODULE_DESCRIPTION("RIPEMD-128 Message Digest"); +MODULE_ALIAS_CRYPTO("rmd128"); diff --git a/crypto/rmd160.c b/crypto/rmd160.c index 525d7bb752cf6..de585e51d455f 100644 --- a/crypto/rmd160.c +++ b/crypto/rmd160.c @@ -371,3 +371,4 @@ module_exit(rmd160_mod_fini); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Adrian-Ken Rueegsegger "); MODULE_DESCRIPTION("RIPEMD-160 Message Digest"); +MODULE_ALIAS_CRYPTO("rmd160"); diff --git a/crypto/rmd256.c b/crypto/rmd256.c index 69293d9b56e0c..4ec02a754e099 100644 --- a/crypto/rmd256.c +++ b/crypto/rmd256.c @@ -346,3 +346,4 @@ module_exit(rmd256_mod_fini); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Adrian-Ken Rueegsegger "); MODULE_DESCRIPTION("RIPEMD-256 Message Digest"); +MODULE_ALIAS_CRYPTO("rmd256"); diff --git a/crypto/rmd320.c b/crypto/rmd320.c index 09f97dfdfbba3..770f2cb369f87 100644 --- a/crypto/rmd320.c +++ b/crypto/rmd320.c @@ -395,3 +395,4 @@ module_exit(rmd320_mod_fini); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Adrian-Ken Rueegsegger "); MODULE_DESCRIPTION("RIPEMD-320 Message Digest"); +MODULE_ALIAS_CRYPTO("rmd320"); diff --git a/crypto/salsa20_generic.c b/crypto/salsa20_generic.c index eac10c11685cd..a6f1aee4efdea 100644 --- a/crypto/salsa20_generic.c +++ b/crypto/salsa20_generic.c @@ -249,4 +249,4 @@ module_exit(salsa20_generic_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION ("Salsa20 stream cipher algorithm"); -MODULE_ALIAS("salsa20"); +MODULE_ALIAS_CRYPTO("salsa20"); diff --git a/crypto/seed.c b/crypto/seed.c index d3e422f605562..3e40f5fabfcc9 100644 --- a/crypto/seed.c +++ b/crypto/seed.c @@ -477,3 +477,4 @@ module_exit(seed_fini); MODULE_DESCRIPTION("SEED Cipher Algorithm"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Hye-Shik Chang , Kim Hyun "); +MODULE_ALIAS_CRYPTO("seed"); diff --git a/crypto/serpent.c b/crypto/serpent.c index b651a55fa569f..db6beb63e7077 100644 --- a/crypto/serpent.c +++ b/crypto/serpent.c @@ -584,4 +584,5 @@ module_exit(serpent_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Serpent and tnepres (kerneli compatible serpent reversed) Cipher Algorithm"); MODULE_AUTHOR("Dag Arne Osvik "); -MODULE_ALIAS("tnepres"); +MODULE_ALIAS_CRYPTO("tnepres"); +MODULE_ALIAS_CRYPTO("serpent"); diff --git a/crypto/sha1_generic.c b/crypto/sha1_generic.c index 42794803c4805..76d300fe968fb 100644 --- a/crypto/sha1_generic.c +++ b/crypto/sha1_generic.c @@ -153,4 +153,4 @@ module_exit(sha1_generic_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("SHA1 Secure Hash Algorithm"); -MODULE_ALIAS("sha1"); +MODULE_ALIAS_CRYPTO("sha1"); diff --git a/crypto/sha256_generic.c b/crypto/sha256_generic.c index c48459ebf05b4..c398b9effc3e5 100644 --- a/crypto/sha256_generic.c +++ b/crypto/sha256_generic.c @@ -398,5 +398,5 @@ module_exit(sha256_generic_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("SHA-224 and SHA-256 Secure Hash Algorithm"); -MODULE_ALIAS("sha224"); -MODULE_ALIAS("sha256"); +MODULE_ALIAS_CRYPTO("sha224"); +MODULE_ALIAS_CRYPTO("sha256"); diff --git a/crypto/sha512_generic.c b/crypto/sha512_generic.c index dd30f40af9f50..7282f1e07a4c4 100644 --- a/crypto/sha512_generic.c +++ b/crypto/sha512_generic.c @@ -294,5 +294,5 @@ module_exit(sha512_generic_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("SHA-512 and SHA-384 Secure Hash Algorithms"); -MODULE_ALIAS("sha384"); -MODULE_ALIAS("sha512"); +MODULE_ALIAS_CRYPTO("sha384"); +MODULE_ALIAS_CRYPTO("sha512"); diff --git a/crypto/tea.c b/crypto/tea.c index 412bc74f8179b..73ad43e554050 100644 --- a/crypto/tea.c +++ b/crypto/tea.c @@ -299,8 +299,8 @@ static void __exit tea_mod_fini(void) crypto_unregister_alg(&xeta_alg); } -MODULE_ALIAS("xtea"); -MODULE_ALIAS("xeta"); +MODULE_ALIAS_CRYPTO("xtea"); +MODULE_ALIAS_CRYPTO("xeta"); module_init(tea_mod_init); module_exit(tea_mod_fini); diff --git a/crypto/tgr192.c b/crypto/tgr192.c index cbca4f208c9f4..b5c334df0f4cd 100644 --- a/crypto/tgr192.c +++ b/crypto/tgr192.c @@ -702,8 +702,8 @@ static void __exit tgr192_mod_fini(void) crypto_unregister_shash(&tgr128); } -MODULE_ALIAS("tgr160"); -MODULE_ALIAS("tgr128"); +MODULE_ALIAS_CRYPTO("tgr160"); +MODULE_ALIAS_CRYPTO("tgr128"); module_init(tgr192_mod_init); module_exit(tgr192_mod_fini); diff --git a/crypto/twofish_generic.c b/crypto/twofish_generic.c index 1f07b843e07cd..f6ef1a57157a0 100644 --- a/crypto/twofish_generic.c +++ b/crypto/twofish_generic.c @@ -212,4 +212,4 @@ module_exit(twofish_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION ("Twofish Cipher Algorithm"); -MODULE_ALIAS("twofish"); +MODULE_ALIAS_CRYPTO("twofish"); diff --git a/crypto/wp512.c b/crypto/wp512.c index 71719a2be25af..2c9a03dbe202f 100644 --- a/crypto/wp512.c +++ b/crypto/wp512.c @@ -1194,8 +1194,8 @@ static void __exit wp512_mod_fini(void) crypto_unregister_shash(&wp256); } -MODULE_ALIAS("wp384"); -MODULE_ALIAS("wp256"); +MODULE_ALIAS_CRYPTO("wp384"); +MODULE_ALIAS_CRYPTO("wp256"); module_init(wp512_mod_init); module_exit(wp512_mod_fini); diff --git a/crypto/zlib.c b/crypto/zlib.c index 06b62e5cdcc72..d980788352817 100644 --- a/crypto/zlib.c +++ b/crypto/zlib.c @@ -378,3 +378,4 @@ module_exit(zlib_mod_fini); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Zlib Compression Algorithm"); MODULE_AUTHOR("Sony Corporation"); +MODULE_ALIAS_CRYPTO("zlib"); diff --git a/drivers/crypto/padlock-aes.c b/drivers/crypto/padlock-aes.c index 29b9469f83789..87500e671d376 100644 --- a/drivers/crypto/padlock-aes.c +++ b/drivers/crypto/padlock-aes.c @@ -559,4 +559,4 @@ MODULE_DESCRIPTION("VIA PadLock AES algorithm support"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Michal Ludvig"); -MODULE_ALIAS("aes"); +MODULE_ALIAS_CRYPTO("aes"); diff --git a/drivers/crypto/padlock-sha.c b/drivers/crypto/padlock-sha.c index 06bdb4b2c6a64..710f3cb816bce 100644 --- a/drivers/crypto/padlock-sha.c +++ b/drivers/crypto/padlock-sha.c @@ -593,7 +593,7 @@ MODULE_DESCRIPTION("VIA PadLock SHA1/SHA256 algorithms support."); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Michal Ludvig"); -MODULE_ALIAS("sha1-all"); -MODULE_ALIAS("sha256-all"); -MODULE_ALIAS("sha1-padlock"); -MODULE_ALIAS("sha256-padlock"); +MODULE_ALIAS_CRYPTO("sha1-all"); +MODULE_ALIAS_CRYPTO("sha256-all"); +MODULE_ALIAS_CRYPTO("sha1-padlock"); +MODULE_ALIAS_CRYPTO("sha256-padlock"); diff --git a/include/linux/crypto.h b/include/linux/crypto.h index 8a94217b298ed..ca01ea899114d 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -24,6 +24,19 @@ #include #include +/* + * Autoloaded crypto modules should only use a prefixed name to avoid allowing + * arbitrary modules to be loaded. Loading from userspace may still need the + * unprefixed names, so retains those aliases as well. + * This uses __MODULE_INFO directly instead of MODULE_ALIAS because pre-4.3 + * gcc (e.g. avr32 toolchain) uses __LINE__ for uniqueness, and this macro + * expands twice on the same line. Instead, use a separate base name for the + * alias. + */ +#define MODULE_ALIAS_CRYPTO(name) \ + __MODULE_INFO(alias, alias_userspace, name); \ + __MODULE_INFO(alias, alias_crypto, "crypto-" name) + /* * Algorithm masks and types. */