diff options
| author | Thomas Gleixner <[email protected]> | 2018-05-19 15:20:49 +0200 |
|---|---|---|
| committer | Thomas Gleixner <[email protected]> | 2018-05-19 15:20:49 +0200 |
| commit | 95b5c0a592c712496dce6c1ed772d5f9026b5ed3 (patch) | |
| tree | ef00485760be3388bafc2eed41da185fb8a4858a /drivers/gpu/drm/omapdrm/omap_connector.c | |
| parent | 985c78d3ff8e9c74450fa2bb08eb55e680d999ca (diff) | |
| parent | 78ce241099bb363b19dbd0245442e66c8de8f567 (diff) | |
Merge branch 'ras/urgent' into ras/core
Pick up urgent fix as pending patch depends on it.
Diffstat (limited to 'drivers/gpu/drm/omapdrm/omap_connector.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/omap_connector.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index a0d7b1d905e8..5cde26ac937b 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -121,6 +121,9 @@ static int omap_connector_get_modes(struct drm_connector *connector) if (dssdrv->read_edid) { void *edid = kzalloc(MAX_EDID, GFP_KERNEL); + if (!edid) + return 0; + if ((dssdrv->read_edid(dssdev, edid, MAX_EDID) > 0) && drm_edid_is_valid(edid)) { drm_mode_connector_update_edid_property( @@ -139,6 +142,9 @@ static int omap_connector_get_modes(struct drm_connector *connector) struct drm_display_mode *mode = drm_mode_create(dev); struct videomode vm = {0}; + if (!mode) + return 0; + dssdrv->get_timings(dssdev, &vm); drm_display_mode_from_videomode(&vm, mode); @@ -200,6 +206,10 @@ static int omap_connector_mode_valid(struct drm_connector *connector, if (!r) { /* check if vrefresh is still valid */ new_mode = drm_mode_duplicate(dev, mode); + + if (!new_mode) + return MODE_BAD; + new_mode->clock = vm.pixelclock / 1000; new_mode->vrefresh = 0; if (mode->vrefresh == drm_mode_vrefresh(new_mode)) |