2022-04-05 21:01:40

by Xiaomeng Tong

[permalink] [raw]
Subject: [RESEND][PATCH] mailbox: remove an unneeded NULL check on list iterator

The list iterator is always non-NULL so it doesn't need to be checked.
Thus just remove the unnecessary NULL check.

Signed-off-by: Xiaomeng Tong <[email protected]>
---
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