Check return values of <Digest>_Init functions in low level digest calls.

[openssl.git] / crypto / sha / sha_one.c

diff --git a/crypto/sha/sha_one.c b/crypto/sha/sha_one.c
index 371ffddac6c88d6a1033e4a3a889380f887c69bb..3bae623ce882ce46360b0041ac4ef2db3d4b2728 100644 (file)
--- a/crypto/sha/sha_one.c
+++ b/crypto/sha/sha_one.c
@@ -68,7 +68,8 @@ unsigned char *SHA(const unsigned char *d, size_t n, unsigned char *md)
        static unsigned char m[SHA_DIGEST_LENGTH];
 
        if (md == NULL) md=m;
-       SHA_Init(&c);
+       if (!SHA_Init(&c))
+               return NULL;
        SHA_Update(&c,d,n);
        SHA_Final(md,&c);
        OPENSSL_cleanse(&c,sizeof(c));