linux-kernel - [PATCH] media: tc358743: initialize variable

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Message-Id: <20200830163043.10317-1-trix@redhat.com>
Date:   Sun, 30 Aug 2020 09:30:43 -0700
From:   trix@...hat.com
To:     matrandg@...co.com, mchehab@...nel.org, natechancellor@...il.com,
        ndesaulniers@...gle.com, p.zabel@...gutronix.de,
        hans.verkuil@...co.com
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        Tom Rix <trix@...hat.com>
Subject: [PATCH] media: tc358743: initialize variable

From: Tom Rix <trix@...hat.com>

clang static analysis flags this error

tc358743.c:1468:9: warning: Branch condition evaluates
  to a garbage value
        return handled ? IRQ_HANDLED : IRQ_NONE;
               ^~~~~~~
handled should be initialized to false.

Fixes: d747b806abf4 ("[media] tc358743: add direct interrupt handling")
Signed-off-by: Tom Rix <trix@...hat.com>
---
 drivers/media/i2c/tc358743.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c
index a03dcab5ce61..c724bd1591de 100644
--- a/drivers/media/i2c/tc358743.c
+++ b/drivers/media/i2c/tc358743.c
@@ -1461,7 +1461,7 @@ static int tc358743_isr(struct v4l2_subdev *sd, u32 status, bool *handled)
 static irqreturn_t tc358743_irq_handler(int irq, void *dev_id)
 {
 	struct tc358743_state *state = dev_id;
-	bool handled;
+	bool handled = false;
 
 	tc358743_isr(&state->sd, 0, &handled);
 
-- 
2.18.1