Recent gcc versions emit warnings when unsigned variables are compared < 0 or
>= 0.
Signed-off-by: Bill Nottingham <[EMAIL PROTECTED]>
---
aty/aty128fb.c | 3 ---
aty/radeon_base.c | 5 -----
cirrusfb.c | 5 -----
fbmem.c | 8 ++++----
intelfb/intelfbdrv.c | 5 -----
riva/fbdev.c | 5 -----
vga16fb.c | 2 +-
7 files changed, 5 insertions(+), 28 deletions(-)
diff -ru linux-2.6.21-old/drivers/video/aty/aty128fb.c
linux-2.6.21/drivers/video/aty/aty128fb.c
--- linux-2.6.21-old/drivers/video/aty/aty128fb.c 2007-05-30
02:53:00.000000000 -0400
+++ linux-2.6.21/drivers/video/aty/aty128fb.c 2007-05-30 02:28:35.000000000
-0400
@@ -1350,9 +1350,6 @@
}
}
- if (pll->post_divider < 0)
- return -EINVAL;
-
/* calculate feedback divider */
n = c.ref_divider * output_freq;
d = c.ref_clk;
diff -ru linux-2.6.21-old/drivers/video/aty/radeon_base.c
linux-2.6.21/drivers/video/aty/radeon_base.c
--- linux-2.6.21-old/drivers/video/aty/radeon_base.c 2007-05-30
02:53:00.000000000 -0400
+++ linux-2.6.21/drivers/video/aty/radeon_base.c 2007-05-30
02:28:13.000000000 -0400
@@ -813,11 +813,6 @@
if (v.xres_virtual < v.xres)
v.xres = v.xres_virtual;
- if (v.xoffset < 0)
- v.xoffset = 0;
- if (v.yoffset < 0)
- v.yoffset = 0;
-
if (v.xoffset > v.xres_virtual - v.xres)
v.xoffset = v.xres_virtual - v.xres - 1;
diff -ru linux-2.6.21-old/drivers/video/cirrusfb.c
linux-2.6.21/drivers/video/cirrusfb.c
--- linux-2.6.21-old/drivers/video/cirrusfb.c 2007-05-30 02:53:00.000000000
-0400
+++ linux-2.6.21/drivers/video/cirrusfb.c 2007-05-30 02:29:21.000000000
-0400
@@ -729,11 +729,6 @@
if (var->yres_virtual < var->yres)
var->yres_virtual = var->yres;
- if (var->xoffset < 0)
- var->xoffset = 0;
- if (var->yoffset < 0)
- var->yoffset = 0;
-
/* truncate xoffset and yoffset to maximum if too high */
if (var->xoffset > var->xres_virtual - var->xres)
var->xoffset = var->xres_virtual - var->xres - 1;
diff -ru linux-2.6.21-old/drivers/video/fbmem.c
linux-2.6.21/drivers/video/fbmem.c
--- linux-2.6.21-old/drivers/video/fbmem.c 2007-05-30 02:53:00.000000000
-0400
+++ linux-2.6.21/drivers/video/fbmem.c 2007-05-30 02:27:25.000000000 -0400
@@ -392,7 +392,7 @@
image->dx += image->width + 8;
}
} else if (rotate == FB_ROTATE_UD) {
- for (x = 0; x < num && image->dx >= 0; x++) {
+ for (x = 0; x < num; x++) {
info->fbops->fb_imageblit(info, image);
image->dx -= image->width + 8;
}
@@ -404,7 +404,7 @@
image->dy += image->height + 8;
}
} else if (rotate == FB_ROTATE_CCW) {
- for (x = 0; x < num && image->dy >= 0; x++) {
+ for (x = 0; x < num; x++) {
info->fbops->fb_imageblit(info, image);
image->dy -= image->height + 8;
}
@@ -973,9 +973,9 @@
case FBIOPUT_CON2FBMAP:
if (copy_from_user(&con2fb, argp, sizeof(con2fb)))
return - EFAULT;
- if (con2fb.console < 0 || con2fb.console > MAX_NR_CONSOLES)
+ if (con2fb.console > MAX_NR_CONSOLES)
return -EINVAL;
- if (con2fb.framebuffer < 0 || con2fb.framebuffer >= FB_MAX)
+ if (con2fb.framebuffer >= FB_MAX)
return -EINVAL;
#ifdef CONFIG_KMOD
if (!registered_fb[con2fb.framebuffer])
diff -ru linux-2.6.21-old/drivers/video/intelfb/intelfbdrv.c
linux-2.6.21/drivers/video/intelfb/intelfbdrv.c
--- linux-2.6.21-old/drivers/video/intelfb/intelfbdrv.c 2007-05-30
02:53:13.000000000 -0400
+++ linux-2.6.21/drivers/video/intelfb/intelfbdrv.c 2007-05-30
02:30:32.000000000 -0400
@@ -1343,11 +1343,6 @@
break;
}
- if (v.xoffset < 0)
- v.xoffset = 0;
- if (v.yoffset < 0)
- v.yoffset = 0;
-
if (v.xoffset > v.xres_virtual - v.xres)
v.xoffset = v.xres_virtual - v.xres;
if (v.yoffset > v.yres_virtual - v.yres)
diff -ru linux-2.6.21-old/drivers/video/riva/fbdev.c
linux-2.6.21/drivers/video/riva/fbdev.c
--- linux-2.6.21-old/drivers/video/riva/fbdev.c 2007-05-30 02:53:00.000000000
-0400
+++ linux-2.6.21/drivers/video/riva/fbdev.c 2007-05-30 02:29:05.000000000
-0400
@@ -1185,11 +1185,6 @@
if (rivafb_do_maximize(info, var, nom, den) < 0)
return -EINVAL;
- if (var->xoffset < 0)
- var->xoffset = 0;
- if (var->yoffset < 0)
- var->yoffset = 0;
-
/* truncate xoffset and yoffset to maximum if too high */
if (var->xoffset > var->xres_virtual - var->xres)
var->xoffset = var->xres_virtual - var->xres - 1;
diff -ru linux-2.6.21-old/drivers/video/vga16fb.c
linux-2.6.21/drivers/video/vga16fb.c
--- linux-2.6.21-old/drivers/video/vga16fb.c 2007-05-30 02:53:01.000000000
-0400
+++ linux-2.6.21/drivers/video/vga16fb.c 2007-05-30 02:30:08.000000000
-0400
@@ -1092,7 +1092,7 @@
sy += (dy - old_dy);
/* the source must be completely inside the virtual screen */
- if (sx < 0 || sy < 0 || (sx + width) > vxres || (sy + height) > vyres)
+ if ((sx + width) > vxres || (sy + height) > vyres)
return;
switch (info->fix.type) {
-
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