From: Herbert Xu Date: Tue, 13 Dec 2022 10:43:30 +0000 (+0800) Subject: crypto: arm/sha1 - Fix clang function cast warnings X-Git-Tag: v6.3-rc1~163^2~151 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b517b0fbfec836391427649b207735afb698fcf3;p=thirdparty%2Fkernel%2Fstable.git crypto: arm/sha1 - Fix clang function cast warnings Instead of casting the function which upsets clang for some reason, change the assembly function siganture instead. Reported-by: kernel test robot Signed-off-by: Herbert Xu Reviewed-by: Ard Biesheuvel Signed-off-by: Herbert Xu --- diff --git a/arch/arm/crypto/sha1_glue.c b/arch/arm/crypto/sha1_glue.c index 6c2b849e459d4..95a727bcd664f 100644 --- a/arch/arm/crypto/sha1_glue.c +++ b/arch/arm/crypto/sha1_glue.c @@ -21,31 +21,29 @@ #include "sha1.h" -asmlinkage void sha1_block_data_order(u32 *digest, - const unsigned char *data, unsigned int rounds); +asmlinkage void sha1_block_data_order(struct sha1_state *digest, + const u8 *data, int rounds); int sha1_update_arm(struct shash_desc *desc, const u8 *data, unsigned int len) { - /* make sure casting to sha1_block_fn() is safe */ + /* make sure signature matches sha1_block_fn() */ BUILD_BUG_ON(offsetof(struct sha1_state, state) != 0); - return sha1_base_do_update(desc, data, len, - (sha1_block_fn *)sha1_block_data_order); + return sha1_base_do_update(desc, data, len, sha1_block_data_order); } EXPORT_SYMBOL_GPL(sha1_update_arm); static int sha1_final(struct shash_desc *desc, u8 *out) { - sha1_base_do_finalize(desc, (sha1_block_fn *)sha1_block_data_order); + sha1_base_do_finalize(desc, sha1_block_data_order); return sha1_base_finish(desc, out); } int sha1_finup_arm(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out) { - sha1_base_do_update(desc, data, len, - (sha1_block_fn *)sha1_block_data_order); + sha1_base_do_update(desc, data, len, sha1_block_data_order); return sha1_final(desc, out); } EXPORT_SYMBOL_GPL(sha1_finup_arm);