diff --git a/include/linux/delayacct.h b/include/linux/delayacct.h index 7e8b6011b8f..8a284cc6fd5 100644 --- a/include/linux/delayacct.h +++ b/include/linux/delayacct.h @@ -80,9 +80,7 @@ static inline void delayacct_blkio_end(void) static inline int delayacct_add_tsk(struct taskstats *d, struct task_struct *tsk) { - if (likely(!delayacct_on)) - return -EINVAL; - if (!tsk->delays) + if (likely(!delayacct_on) || !tsk->delays) return 0; return __delayacct_add_tsk(d, tsk); } diff --git a/kernel/taskstats.c b/kernel/taskstats.c index f45179ce028..b4c737a1140 100644 --- a/kernel/taskstats.c +++ b/kernel/taskstats.c @@ -177,7 +177,7 @@ static int send_cpu_listeners(struct sk_buff *skb, unsigned int cpu) static int fill_pid(pid_t pid, struct task_struct *pidtsk, struct taskstats *stats) { - int rc; + int rc = 0; struct task_struct *tsk = pidtsk; if (!pidtsk) { @@ -196,12 +196,10 @@ static int fill_pid(pid_t pid, struct task_struct *pidtsk, * Each accounting subsystem adds calls to its functions to * fill in relevant parts of struct taskstsats as follows * - * rc = per-task-foo(stats, tsk); - * if (rc) - * goto err; + * per-task-foo(stats, tsk); */ - rc = delayacct_add_tsk(stats, tsk); + delayacct_add_tsk(stats, tsk); stats->version = TASKSTATS_VERSION; /* Define err: label here if needed */