1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/mem_dbg.c b/crypto/mem_dbg.c
index 2cd1169918..c19847eb28 100644
--- a/crypto/mem_dbg.c
+++ b/crypto/mem_dbg.c
@@ -792,7 +792,7 @@ void CRYPTO_mem_leaks_fp(FILE *fp)
     MemCheck_off();
     b = BIO_new(BIO_s_file());
     MemCheck_on();
-    if (!b)
+    if (b == NULL)
         return;
     BIO_set_fp(b, fp, BIO_NOCLOSE);
     CRYPTO_mem_leaks(b);