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linux-sg2042
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Input: wdt87xx_i2c - replace mdelay() with msleep() in wdt87xx_resume() 

wdt87xx_resume() is never called in atomic context.  It calls mdelay() to
busily wait, which is not necessary.  mdelay() can be replaced with
msleep().

This is found by a static analysis tool named DCNS written by myself.

Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Jia-Ju Bai 2018-07-27 11:29:56 -07:00 committed by Dmitry Torokhov
parent 6c6212aa22
commit e58650b57e
1 changed files with 1 additions and 1 deletions
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2
drivers/input/touchscreen/wdt87xx_i2c.c
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@ -1142,7 +1142,7 @@ static int __maybe_unused wdt87xx_resume(struct device *dev)
* The chip may have been reset while system is resuming,
* give it some time to settle.
*/
mdelay(100);
msleep(100);
error = wdt87xx_send_command(client, VND_CMD_START, 0);
if (error)