| From | Borislav Petkov <> | Subject | [PATCH v0 35/42] sh: Check notifier registration return value | Date | Mon, 8 Nov 2021 11:11:50 +0100 |
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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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