Re: [PATCH] video: fbdev: mb862xx: Replace NO_IRQ by 0

From: Helge Deller
Date: Sat Oct 08 2022 - 08:57:57 EST


On 10/6/22 07:33, Christophe Leroy wrote:
NO_IRQ is used to check the return of irq_of_parse_and_map().

On some architecture NO_IRQ is 0, on other architectures it is -1.

irq_of_parse_and_map() returns 0 on error, independent of NO_IRQ.

So use 0 instead of using NO_IRQ.

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>

applied.
Thanks!

Helge


---
drivers/video/fbdev/mb862xx/mb862xxfbdrv.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c
index a7508f5be343..3f605d2d8f0c 100644
--- a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c
+++ b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c
@@ -692,7 +692,7 @@ static int of_platform_mb862xx_probe(struct platform_device *ofdev)
par->dev = dev;

par->irq = irq_of_parse_and_map(np, 0);
- if (par->irq == NO_IRQ) {
+ if (!par->irq) {
dev_err(dev, "failed to map irq\n");
ret = -ENODEV;
goto fbrel;