From: Alexey Dobriyan <adobriyan@xxxxxxxxx> Subject: proc: put task earlier in /proc/*/fail-nth Link: http://lkml.kernel.org/r/20180627195427.GE18113@avx2 Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx> Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- fs/proc/base.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) --- a/fs/proc/base.c~proc-put-task-earlier-in-proc-fail-nth +++ a/fs/proc/base.c @@ -1366,10 +1366,8 @@ static ssize_t proc_fail_nth_read(struct if (!task) return -ESRCH; len = snprintf(numbuf, sizeof(numbuf), "%u\n", task->fail_nth); - len = simple_read_from_buffer(buf, count, ppos, numbuf, len); put_task_struct(task); - - return len; + return simple_read_from_buffer(buf, count, ppos, numbuf, len); } static const struct file_operations proc_fail_nth_operations = { _
