We probably don't want to just set the first 4/8 bytes of ctx to 0

1 files changed, 2 insertions, 2 deletions

diff --git a/md5.c b/md5.c
index 999318d..3d6bbc0 100644
--- a/md5.c
+++ b/md5.c
@@ -134,7 +134,7 @@ void MD5Update(struct MD5Context *ctx, unsigned const char *buf, unsigned len)
 }
 
 /*
- * Final wrapup - pad to 64-byte boundary with the bit pattern 
+ * Final wrapup - pad to 64-byte boundary with the bit pattern
  * 1 0* (64-bit count of bits processed, MSB-first)
  */
 void MD5Final(unsigned char digest[16], struct MD5Context *ctx)
@@ -175,7 +175,7 @@ void MD5Final(unsigned char digest[16], struct MD5Context *ctx)
     MD5Transform(ctx->buf, (uint32_t *) ctx->in);
     byteReverse((unsigned char *) ctx->buf, 4);
     memcpy(digest, ctx->buf, 16);
-    memset(ctx, 0, sizeof(ctx));	/* In case it's sensitive */
+    memset(ctx, 0, sizeof(*ctx));	/* In case it's sensitive */
 }
 
 #ifndef ASM_MD5