| From | Borislav Petkov <> | Subject | [PATCH v0 30/42] soc/tegra: Check notifier registration return value | Date | Mon, 8 Nov 2021 11:11:45 +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-tegra@vger.kernel.or --- drivers/soc/tegra/ari-tegra186.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/soc/tegra/ari-tegra186.c b/drivers/soc/tegra/ari-tegra186.c index 02577853ec49..a25e1b7497e0 100644 --- a/drivers/soc/tegra/ari-tegra186.c +++ b/drivers/soc/tegra/ari-tegra186.c @@ -72,8 +72,11 @@ static struct notifier_block tegra186_ari_panic_nb = { static int __init tegra186_ari_init(void) { - if (of_machine_is_compatible("nvidia,tegra186")) - atomic_notifier_chain_register(&panic_notifier_list, &tegra186_ari_panic_nb); + if (of_machine_is_compatible("nvidia,tegra186")) { + if (atomic_notifier_chain_register(&panic_notifier_list, + &tegra186_ari_panic_nb)) + pr_warn("Panic notifier already registered\n"); + } return 0; } -- 2.29.2
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