linux-kernel - [PATCH] [media] si2165: Remove redundant NULL check before release

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Date:   Mon,  6 Jun 2022 01:44:33 +0000
From:   cgel.zte@...il.com
To:     zzam@...too.org
Cc:     mchehab@...nel.org, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org, Minghao Chi <chi.minghao@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH] [media] si2165: Remove redundant NULL check before release_firmware() call

From: Minghao Chi <chi.minghao@....com.cn>

release_firmware() checks for NULL pointers internally so checking
before calling it is redundant.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Minghao Chi <chi.minghao@....com.cn>
---
 drivers/media/dvb-frontends/si2165.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/media/dvb-frontends/si2165.c b/drivers/media/dvb-frontends/si2165.c
index ebee230afb7b..3d167ca670a4 100644
--- a/drivers/media/dvb-frontends/si2165.c
+++ b/drivers/media/dvb-frontends/si2165.c
@@ -513,10 +513,8 @@ static int si2165_upload_firmware(struct si2165_state *state)
 	ret = 0;
 	state->firmware_loaded = true;
 error:
-	if (fw) {
-		release_firmware(fw);
-		fw = NULL;
-	}
+	release_firmware(fw);
+	fw = NULL;
 
 	return ret;
 }
-- 
2.25.1