From b4faea50c35d92a67d1369355b49cc3efba78406 Mon Sep 17 00:00:00 2001 From: Rich Salz Date: Fri, 1 May 2015 23:10:31 -0400 Subject: Use safer sizeof variant in malloc For a local variable: TYPE *p; Allocations like this are "risky": p = OPENSSL_malloc(sizeof(TYPE)); if the type of p changes, and the malloc call isn't updated, you could get memory corruption. Instead do this: p = OPENSSL_malloc(sizeof(*p)); Also fixed a few memset() calls that I noticed while doing this. Reviewed-by: Richard Levitte --- crypto/ecdh/ech_lib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'crypto/ecdh') diff --git a/crypto/ecdh/ech_lib.c b/crypto/ecdh/ech_lib.c index 82f8850998..62734bc96f 100644 --- a/crypto/ecdh/ech_lib.c +++ b/crypto/ecdh/ech_lib.c @@ -117,7 +117,7 @@ static ECDH_DATA *ECDH_DATA_new_method(ENGINE *engine) { ECDH_DATA *ret; - ret = OPENSSL_malloc(sizeof(ECDH_DATA)); + ret = OPENSSL_malloc(sizeof(*ret)); if (ret == NULL) { ECDHerr(ECDH_F_ECDH_DATA_NEW_METHOD, ERR_R_MALLOC_FAILURE); return (NULL); -- cgit v1.2.3