[Linux-fbdev-devel] [PATCH] omapfb: invalid test on unsigned

[Roel K. <roe...@gm...>]

Unsigned regno cannot be less than 0.

Signed-off-by: Roel Kluin <roe...@gm...>
---
Is this correct? please review.

diff --git a/drivers/video/omap/omapfb_main.c b/drivers/video/omap/omapfb_main.c
index 060d72f..787271f 100644
--- a/drivers/video/omap/omapfb_main.c
+++ b/drivers/video/omap/omapfb_main.c
@@ -276,7 +276,7 @@ static int _setcolreg(struct fb_info *info, u_int regno, u_int red, u_int green,
 		if (r != 0)
 			break;
 
-		if (regno < 0) {
+		if (regno >= info->cmap.len) {
 			r = -EINVAL;
 			break;
 		}