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core: return NULL immediately if string is NULL in function hook_modifier_exec

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This commit is contained in:
Sébastien Helleu
2019-08-04 13:30:53 +02:00
parent c46255b1d0
commit fbc022a77a
1 changed files with 1 additions and 1 deletions
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src/core/hook/wee-hook-modifier.c
+1 -1
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@@ -92,7 +92,7 @@ hook_modifier_exec (struct t_weechat_plugin *plugin, const char *modifier,
/* make C compiler happy */
(void) plugin;
if (!modifier || !modifier[0])
if (!modifier || !modifier[0] || !string)
return NULL;
new_msg = NULL;