50 lines
1.2 KiB
Diff
50 lines
1.2 KiB
Diff
From 437b68f34c459d136c806e61dafb5825d2f97170 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Nikola=20Forr=C3=B3?= <nforro@redhat.com>
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Date: Tue, 17 Apr 2018 13:32:28 +0200
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Subject: [PATCH 4/6] api.c: Show warning when tasks file can not be opened
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Signed-off-by: Nikola Forró <nforro@redhat.com>
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---
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src/api.c | 12 ++++++++----
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1 file changed, 8 insertions(+), 4 deletions(-)
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diff --git a/src/api.c b/src/api.c
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index 4d98081..51081b4 100644
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--- a/src/api.c
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+++ b/src/api.c
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@@ -1190,12 +1190,15 @@ static int __cgroup_attach_task_pid(char *path, pid_t tid)
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if (!tasks) {
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switch (errno) {
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case EPERM:
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- return ECGROUPNOTOWNER;
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+ ret = ECGROUPNOTOWNER;
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+ break;
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case ENOENT:
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- return ECGROUPNOTEXIST;
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+ ret = ECGROUPNOTEXIST;
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+ break;
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default:
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- return ECGROUPNOTALLOWED;
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+ ret = ECGROUPNOTALLOWED;
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}
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+ goto err;
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}
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ret = fprintf(tasks, "%d", tid);
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if (ret < 0) {
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@@ -1214,7 +1217,8 @@ static int __cgroup_attach_task_pid(char *path, pid_t tid)
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err:
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cgroup_warn("Warning: cannot write tid %d to %s:%s\n",
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tid, path, strerror(errno));
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- fclose(tasks);
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+ if (tasks)
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+ fclose(tasks);
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return ret;
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}
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--
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2.17.0
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