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| author | Alessandro Puccetti <alessandro@kinvolk.io> | 2016-06-06 12:38:23 +0200 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2016-06-06 12:38:23 +0200 |
| commit | 0738b927a1ec80549e92bc70ded6959b4c6a8c57 (patch) | |
| tree | 06ffbe963a342d77da0567e227ed9e9e10948b6f /src/cgtop | |
| parent | cgtop: add option to show a single cgroup subtree (#3413) (diff) | |
| download | systemd-0738b927a1ec80549e92bc70ded6959b4c6a8c57.tar.xz systemd-0738b927a1ec80549e92bc70ded6959b4c6a8c57.zip | |
cgtop: fix ret pointer usage (#3443)
Diffstat (limited to 'src/cgtop')
| -rw-r--r-- | src/cgtop/cgtop.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/cgtop/cgtop.c b/src/cgtop/cgtop.c index b4a982ce38..6bd2288897 100644 --- a/src/cgtop/cgtop.c +++ b/src/cgtop/cgtop.c @@ -868,13 +868,15 @@ static int get_cgroup_root(char **ret) { _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; _cleanup_free_ char *unit = NULL, *path = NULL; + char *aux; const char *m; int r; if (arg_root) { - *ret = strdup(arg_root); - if (!*ret) + aux = strdup(arg_root); + if (!aux) return log_oom(); + *ret = aux; return 0; } |