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cgroup-util: refuse the case that both path and suffix are empty strings

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Fixes CID#1322378.
This commit is contained in:
Yu Watanabe 2022-02-12 15:32:48 +09:00 committed by Luca Boccassi
parent ac3979abd7
commit 74c60fcbec
1 changed files with 1 additions and 1 deletions
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2
src/basic/cgroup-util.c
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@ -533,7 +533,7 @@ int cg_get_path(const char *controller, const char *path, const char *suffix, ch
/* If no controller is specified, we return the path *below* the controllers, without any
* prefix. */
if (!path && !suffix)
if (isempty(path) && isempty(suffix))
return -EINVAL;
if (isempty(suffix))