Coverity 1528492: Fix possible memory leak if t == NULL

diff --git a/crypto/asn1/a_time.c b/crypto/asn1/a_time.c
index 4f51a6bc4ab3c9eceec58e51f3d5dd0b00a0cc03..dd3724fc836f1630f07b5e3e49733c659eb3737c 100644 (file)
--- a/crypto/asn1/a_time.c
+++ b/crypto/asn1/a_time.c
@@ -569,7 +569,7 @@ int ASN1_TIME_normalize(ASN1_TIME *t)
 {
     struct tm tm;
 
-    if (!ASN1_TIME_to_tm(t, &tm))
+    if (t == NULL || !ASN1_TIME_to_tm(t, &tm))
         return 0;
 
     return ossl_asn1_time_from_tm(t, &tm, V_ASN1_UNDEF) != NULL;