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media: vivid: remove redundant assignment to variable checksum

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Variable checksum is assigned a value that is never read, it is assigned
a new value in a following for-loop. The assignment is redundant and can
be removed.

Cleans up clang scan build warning:
drivers/media/test-drivers/vivid/vivid-vbi-gen.c:197:2: warning: Value
stored to 'checksum' is never read [deadcode.DeadStores]

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Colin Ian King 2022-10-19 22:52:12 +01:00 committed by Hans Verkuil
parent fec94f8c99
commit fdc67bd4f8
1 changed files with 0 additions and 1 deletions
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drivers/media/test-drivers/vivid/vivid-vbi-gen.c
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@ -194,7 +194,6 @@ static void vivid_vbi_gen_set_time_of_day(u8 *packet)
for (checksum = i = 0; i <= 8; i++)
checksum += packet[i] & 0x7f;
packet[9] = calc_parity(0x100 - checksum);
checksum = 0;
packet[10] = calc_parity(0x07);
packet[11] = calc_parity(0x04);
if (sys_tz.tz_minuteswest >= 0)