lib-imap: imap_match_deinit(NULL) should be a no-op

dovecot · Jun 13, 2018 · 3f310ab · 3f310ab
1 parent 28983eb
commit 3f310ab
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/lib-imap/imap-match.c b/src/lib-imap/imap-match.c
@@ -172,6 +172,8 @@ imap_match_init_multiple(pool_t pool, const char *const *patterns,
 
 void imap_match_deinit(struct imap_match_glob **glob)
 {
+	if (glob == NULL || *glob == NULL)
+		return;
 	p_free((*glob)->pool, (*glob)->patterns);
 	p_free((*glob)->pool, *glob);
 	*glob = NULL;