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Thus just remove the unnecessary NULL check. Signed-off-by: Xiaomeng Tong --- drivers/mailbox/tegra-hsp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mailbox/tegra-hsp.c b/drivers/mailbox/tegra-hsp.c index acd0675da681..64eaee089b03 100644 --- a/drivers/mailbox/tegra-hsp.c +++ b/drivers/mailbox/tegra-hsp.c @@ -799,7 +799,7 @@ static int __maybe_unused tegra_hsp_resume(struct device *dev) struct tegra_hsp_doorbell *db; list_for_each_entry(db, &hsp->doorbells, list) { - if (db && db->channel.chan) + if (db->channel.chan) tegra_hsp_doorbell_startup(db->channel.chan); } -- 2.17.1