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Subject[PATCH v0 35/42] sh: Check notifier registration return value
Date
From: Borislav Petkov <bp@suse.de>

Avoid homegrown notifier registration checks.

No functional changes.

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: linux-sh@vger.kernel.org
---
arch/sh/kernel/cpu/sh4a/setup-sh7724.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
index 0d990ab1ba2a..8dfbb8149f66 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
@@ -1277,11 +1277,14 @@ static struct notifier_block sh7724_post_sleep_notifier = {

static int __init sh7724_sleep_setup(void)
{
- atomic_notifier_chain_register(&sh_mobile_pre_sleep_notifier_list,
- &sh7724_pre_sleep_notifier);
+ if (atomic_notifier_chain_register(&sh_mobile_pre_sleep_notifier_list,
+ &sh7724_pre_sleep_notifier))
+ pr_warn("SH7724 pre-sleep notifier already registered\n");
+
+ if (atomic_notifier_chain_register(&sh_mobile_post_sleep_notifier_list,
+ &sh7724_post_sleep_notifier))
+ pr_warn("SH7724 pre-sleep notifier already registered\n");

- atomic_notifier_chain_register(&sh_mobile_post_sleep_notifier_list,
- &sh7724_post_sleep_notifier);
return 0;
}
arch_initcall(sh7724_sleep_setup);
--
2.29.2
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