diff options
| author | Alan Hourihane <alanh@localhost.(none)> | 2008-03-04 17:53:04 +0000 |
|---|---|---|
| committer | Alan Hourihane <alanh@localhost.(none)> | 2008-03-05 10:35:46 +0000 |
| commit | 1a959a2095aef397ea14a6f6cbdf2a035ec0eb5c (patch) | |
| tree | d7590eb176a2d798f6ebb01046b60487621810d1 /linux-core | |
| parent | 8bfe29d9e44690a3896406acb25ca654dfad054d (diff) | |
Check mode before adding to EDID
Diffstat (limited to 'linux-core')
| -rw-r--r-- | linux-core/drm_edid.c | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/linux-core/drm_edid.c b/linux-core/drm_edid.c index 41aa8f5e..9762567b 100644 --- a/linux-core/drm_edid.c +++ b/linux-core/drm_edid.c @@ -223,8 +223,10 @@ static int add_established_modes(struct drm_output *output, struct edid *edid) if (est_bits & (1<<i)) { struct drm_display_mode *newmode; newmode = drm_mode_duplicate(dev, &edid_est_modes[i]); - drm_mode_probed_add(output, newmode); - modes++; + if (newmode) { + drm_mode_probed_add(output, newmode); + modes++; + } } return modes; @@ -251,8 +253,10 @@ static int add_standard_modes(struct drm_output *output, struct edid *edid) continue; newmode = drm_mode_std(dev, &edid->standard_timings[i]); - drm_mode_probed_add(output, newmode); - modes++; + if (newmode) { + drm_mode_probed_add(output, newmode); + modes++; + } } return modes; @@ -283,11 +287,13 @@ static int add_detailed_info(struct drm_output *output, struct edid *edid) if (timing->pixel_clock) { newmode = drm_mode_detailed(dev, timing); /* First detailed mode is preferred */ - if (i == 0 && edid->preferred_timing) - newmode->type |= DRM_MODE_TYPE_PREFERRED; - drm_mode_probed_add(output, newmode); + if (newmode) { + if (i == 0 && edid->preferred_timing) + newmode->type |= DRM_MODE_TYPE_PREFERRED; + drm_mode_probed_add(output, newmode); - modes++; + modes++; + } continue; } @@ -312,8 +318,10 @@ static int add_detailed_info(struct drm_output *output, struct edid *edid) std = &data->data.timings[j]; newmode = drm_mode_std(dev, std); - drm_mode_probed_add(output, newmode); - modes++; + if (newmode) { + drm_mode_probed_add(output, newmode); + modes++; + } } break; default: |