[PATCH] ARM: bL_switcher: use IS_ERR_OR_NULL() to simplify code
From: Tang Bin <hidden>
Date: 2021-06-24 07:52:09
Also in:
lkml
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
Use IS_ERR_OR_NULL() instead of IS_ERR() to simplify code. Signed-off-by: Tang Bin <redacted> --- arch/arm/common/bL_switcher.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/arch/arm/common/bL_switcher.c b/arch/arm/common/bL_switcher.c
index 9a9aa5354..b8e8e2567 100644
--- a/arch/arm/common/bL_switcher.c
+++ b/arch/arm/common/bL_switcher.c@@ -352,11 +352,9 @@ int bL_switch_request_cb(unsigned int cpu, unsigned int new_cluster_id, t = &bL_threads[cpu]; - if (IS_ERR(t->task)) - return PTR_ERR(t->task); - if (!t->task) - return -ESRCH; - + if (IS_ERR_OR_NULL(t->task)) + return t->task ? PTR_ERR(t->task) : -ESRCH; + spin_lock(&t->lock); if (t->completer) { spin_unlock(&t->lock);
--
2.20.1.windows.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel