drm: modes: Revert cc344980c767 "replace simple_strtoul by kstrtouint"
My latest commit introduce some case where a valid mode, could be
rejected.
simple_strtox functions stop at first non-digit character, but kstrtox
not.
So args like "video=HDMI-A-1:720x480-16@60" will be reject when checking
16@.
Discussions about this change comes to the conclusion that the best
solution is to revert my commit cc344980c76748e57c9c03100c2a14d36ab00334.
Signed-off-by: LABBE Corentin <clabbe.montjoie@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1449838739-29969-1-git-send-email-clabbe.montjoie@gmail.com
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index a15e262..5a8a78d 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -1262,7 +1262,7 @@
unsigned int xres = 0, yres = 0, bpp = 32, refresh = 0;
bool yres_specified = false, cvt = false, rb = false;
bool interlace = false, margins = false, was_digit = false;
- int i, err;
+ int i;
enum drm_connector_force force = DRM_FORCE_UNSPECIFIED;
#ifdef CONFIG_FB
@@ -1282,9 +1282,7 @@
case '@':
if (!refresh_specified && !bpp_specified &&
!yres_specified && !cvt && !rb && was_digit) {
- err = kstrtouint(&name[i + 1], 10, &refresh);
- if (err)
- return false;
+ refresh = simple_strtol(&name[i+1], NULL, 10);
refresh_specified = true;
was_digit = false;
} else
@@ -1293,9 +1291,7 @@
case '-':
if (!bpp_specified && !yres_specified && !cvt &&
!rb && was_digit) {
- err = kstrtouint(&name[i + 1], 10, &bpp);
- if (err)
- return false;
+ bpp = simple_strtol(&name[i+1], NULL, 10);
bpp_specified = true;
was_digit = false;
} else
@@ -1303,9 +1299,7 @@
break;
case 'x':
if (!yres_specified && was_digit) {
- err = kstrtouint(&name[i + 1], 10, &yres);
- if (err)
- return false;
+ yres = simple_strtol(&name[i+1], NULL, 10);
yres_specified = true;
was_digit = false;
} else
@@ -1529,4 +1523,4 @@
out:
return ret;
-}
+}
\ No newline at end of file