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media: i2c: rdacm21: Fix uninitialized value 

[ Upstream commit 33c7ae8f49 ]

Fix the following smatch warning:

drivers/media/i2c/rdacm21.c:373 ov10640_check_id() error: uninitialized
symbol 'val'.

Initialize 'val' to 0 in the ov10640_check_id() function.

Fixes: 2b821698dc ("media: i2c: rdacm21: Power up OV10640 before OV490")
Reported-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jacopo Mondi 2023-08-10 15:33:37 +02:00 committed by Greg Kroah-Hartman
parent 86a41ad012
commit 3a2cf76cfb
1 changed files with 1 additions and 1 deletions
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2
drivers/media/i2c/rdacm21.c
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@ -351,7 +351,7 @@ static void ov10640_power_up(struct rdacm21_device *dev)
static int ov10640_check_id(struct rdacm21_device *dev)
{
unsigned int i;
u8 val;
u8 val = 0;
/* Read OV10640 ID to test communications. */
for (i = 0; i < OV10640_PID_TIMEOUT; ++i) {