Fix VS2019 compile error C4703: potentially uninitialized local pointer variable...

encode_key2text.c(689): error C4703: potentially uninitialized local pointer variable 'modulus_label' used
encode_key2text.c(691): error C4703: potentially uninitialized local pointer variable 'exponent_label' used

CLA: trivial

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/12845)

diff --git a/providers/implementations/encode_decode/encode_key2text.c b/providers/implementations/encode_decode/encode_key2text.c
index a1fc7ab498368bdc0568df361cfbe9a24d67d4ef..f8f9712e9618bc34738db5c5c54b25a44c7d249f 100644 (file)
--- a/providers/implementations/encode_decode/encode_key2text.c
+++ b/providers/implementations/encode_decode/encode_key2text.c
@@ -633,8 +633,8 @@ static int rsa_to_text(BIO *out, const void *key, int selection)
 {
     const RSA *rsa = key;
     const char *type_label = "RSA key";
-    const char *modulus_label;
-    const char *exponent_label;
+    const char *modulus_label = NULL;
+    const char *exponent_label = NULL;
     const BIGNUM *rsa_d = NULL, *rsa_n = NULL, *rsa_e = NULL;
     STACK_OF(BIGNUM_const) *factors = NULL;
     STACK_OF(BIGNUM_const) *exps = NULL;