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authorSean Fu <fxinrong@gmail.com>2020-04-29 12:04:13 +0800
committerTejun Heo <tj@kernel.org>2020-05-05 11:56:07 -0400
commitf187b6974f6dfbeba4aafda972cc37f27d091b73 (patch)
tree022e9e3a2ef8f41347694d18c08a16b8ea0fa7fc /kernel/workqueue.c
parent47cf1b422e6093aee2a3e55d5e162112a2c69870 (diff)
workqueue: Use IS_ERR and PTR_ERR instead of PTR_ERR_OR_ZERO.
Replace inline function PTR_ERR_OR_ZERO with IS_ERR and PTR_ERR to remove redundant parameter definitions and checks. Reduce code size. Before: text data bss dec hex filename 47510 5979 840 54329 d439 kernel/workqueue.o After: text data bss dec hex filename 47474 5979 840 54293 d415 kernel/workqueue.o Signed-off-by: Sean Fu <fxinrong@gmail.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel/workqueue.c')
-rw-r--r--kernel/workqueue.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 891ccad5f271..ddf0537dce14 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -4197,7 +4197,6 @@ static int wq_clamp_max_active(int max_active, unsigned int flags,
static int init_rescuer(struct workqueue_struct *wq)
{
struct worker *rescuer;
- int ret;
if (!(wq->flags & WQ_MEM_RECLAIM))
return 0;
@@ -4208,10 +4207,9 @@ static int init_rescuer(struct workqueue_struct *wq)
rescuer->rescue_wq = wq;
rescuer->task = kthread_create(rescuer_thread, rescuer, "%s", wq->name);
- ret = PTR_ERR_OR_ZERO(rescuer->task);
- if (ret) {
+ if (IS_ERR(rescuer->task)) {
kfree(rescuer);
- return ret;
+ return PTR_ERR(rescuer->task);
}
wq->rescuer = rescuer;