Be careful with dirname()

Signed-off-by: Adrien Gallouët <adrien@gallouet.fr>
2019-11-15 10:43:41 +00:00
parent b9aaab661f
commit 009d482fd1
1 changed files with 2 additions and 1 deletions
--- a/src/ctl.c
+++ b/src/ctl.c
@@ -34,8 +34,9 @@ ctl_rundir(char *dst, size_t size)
            continue;

        memcpy(path, dst, ret + 1);
+        char *p = dirname(path);

-        if (!access(dirname(path), W_OK))
+        if (p && !access(p, W_OK))
            return dst;
    }