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-rw-r--r--utils.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/utils.c b/utils.c
index aa2e3b8..c98923c 100644
--- a/utils.c
+++ b/utils.c
@@ -12,6 +12,7 @@
# include "utils.h"
+
int
blockMetaKeyEnumParse(const char *opt)
{
@@ -83,6 +84,9 @@ gbFree(void *ptrptr)
{
int save_errno = errno;
+ if(*(void**)ptrptr == NULL)
+ return;
+
free(*(void**)ptrptr);
*(void**)ptrptr = NULL;
errno = save_errno;