(bin_to_hex_alloc) - do return NULL in case malloc fails

2015-02-16 02:42:21 +01:00 · 2015-02-16 02:42:21 +01:00 · 2d5b4f58aa
parent d61cf24627
commit 2d5b4f58aa
1 changed files with 4 additions and 1 deletions
--- a/database_info.c
+++ b/database_info.c
@ -121,7 +121,10 @@ int database_info_write_rdl(const char *dir)
 static char *bin_to_hex_alloc(const uint8_t *data, size_t len)
 {
   size_t i;
-   char *ret= (char*)malloc(len*2+1);
+   char *ret= (char*)malloc(len * 2 + 1);
+
+   if (len && !ret)
+      return NULL;
   
   for (i = 0; i < len; i++)
      snprintf(ret+i*2, 3, "%02X", data[i]);