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authorMichel Dänzer <daenzer@vmware.com>2010-01-11 08:58:38 +0100
committerDave Airlie <airlied@redhat.com>2010-01-13 13:25:10 +1000
commit11f3b59e3654c66c4e8ef2c48f8138b78bf440da (patch)
tree0d279bd7a56537e199cbdc9e9c6d9cd783b8c869 /drivers
parent1b24203e51072b6e76aff8c74bdd67eb3b34a724 (diff)
drm/radeon/kms: Fix crash getting TV info with no BIOS.
Signed-off-by: Michel Dänzer <daenzer@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/radeon/radeon_combios.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 7914455c96c..579c8920e08 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -687,6 +687,9 @@ radeon_combios_get_tv_info(struct radeon_device *rdev)
uint16_t tv_info;
enum radeon_tv_std tv_std = TV_STD_NTSC;
+ if (rdev->bios == NULL)
+ return tv_std;
+
tv_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
if (tv_info) {
if (RBIOS8(tv_info + 6) == 'T') {