* [PATCH] drivers:video:fbdev:omap:lcd_mipid.c: Use time comparison kernel macros
@ 2017-04-30 16:42 ` Karim Eshapa
2017-05-02 11:36 ` Bartlomiej Zolnierkiewicz
0 siblings, 1 reply; 2+ messages in thread
From: Karim Eshapa @ 2017-04-30 16:42 UTC (permalink / raw)
To: tomi.valkeinen
Cc: b.zolnierkie, linux-fbdev, linux-omap, linux-kernel, Karim Eshapa
Use time_before_eq time comparison defind kernel macro
that has safety check.
Signed-off-by: Karim Eshapa <karim.eshapa@gmail.com>
---
drivers/video/fbdev/omap/lcd_mipid.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/omap/lcd_mipid.c b/drivers/video/fbdev/omap/lcd_mipid.c
index c81f150..df9e6eb 100644
--- a/drivers/video/fbdev/omap/lcd_mipid.c
+++ b/drivers/video/fbdev/omap/lcd_mipid.c
@@ -174,7 +174,7 @@ static void hw_guard_wait(struct mipid_device *md)
{
unsigned long wait = md->hw_guard_end - jiffies;
- if ((long)wait > 0 && wait <= md->hw_guard_wait) {
+ if ((long)wait > 0 && time_before_eq(wait, md->hw_guard_wait)) {
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(wait);
}
--
2.7.4
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2017-04-30 16:42 ` [PATCH] drivers:video:fbdev:omap:lcd_mipid.c: Use time comparison kernel macros Karim Eshapa
2017-05-02 11:36 ` Bartlomiej Zolnierkiewicz
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