summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/radeon/radeon_cursor.c
diff options
context:
space:
mode:
authorAnton Arapov <anton@redhat.com>2012-09-12 09:18:33 +0200
committerAnton Arapov <anton@redhat.com>2012-09-12 09:19:26 +0200
commit985ef6b2108ed28ffd5f6630e1e0fce2e2a775f2 (patch)
treeeb9091ebd60e14eea65a9e6b5140f98d88e8a590 /drivers/gpu/drm/radeon/radeon_cursor.c
parent1d44b6f3fcf6058fb7c960b7558766967e8028f7 (diff)
downloadkernel-uprobes-985ef6b2108ed28ffd5f6630e1e0fce2e2a775f2.tar.gz
kernel-uprobes-985ef6b2108ed28ffd5f6630e1e0fce2e2a775f2.tar.xz
kernel-uprobes-985ef6b2108ed28ffd5f6630e1e0fce2e2a775f2.zip
fedora kernel: 021ce7bee3cfdcbf16da1256b2c9f40f7e9bbd9ev3.5.3-1
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_cursor.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_cursor.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_cursor.c b/drivers/gpu/drm/radeon/radeon_cursor.c
index 42acc6449dd..711e95ad39b 100644
--- a/drivers/gpu/drm/radeon/radeon_cursor.c
+++ b/drivers/gpu/drm/radeon/radeon_cursor.c
@@ -262,8 +262,14 @@ int radeon_crtc_cursor_move(struct drm_crtc *crtc,
if (!(cursor_end & 0x7f))
w--;
}
- if (w <= 0)
+ if (w <= 0) {
w = 1;
+ cursor_end = x - xorigin + w;
+ if (!(cursor_end & 0x7f)) {
+ x--;
+ WARN_ON_ONCE(x < 0);
+ }
+ }
}
}