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ecore_drm2 - fix startup if edid blob is null.. assume all 0's 

this causes a crash when no edid is available. survive and dont crash.
this causes e wayland to not work at all on my baytrail laptop.

@fix
This commit is contained in:
Carsten Haitzler 2017-07-30 23:26:21 +09:00
parent 3de08599bf
commit 2c1e2db876
1 changed files with 6 additions and 0 deletions
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6
src/lib/ecore_drm2/ecore_drm2_outputs.c
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@ -1044,6 +1044,7 @@ ecore_drm2_output_edid_get(Ecore_Drm2_Output *output)
{
char *edid_str = NULL;
unsigned char *blob;
unsigned char fallback_blob[128];
EINA_SAFETY_ON_NULL_RETURN_VAL(output, NULL);
@ -1054,6 +1055,11 @@ ecore_drm2_output_edid_get(Ecore_Drm2_Output *output)
EINA_SAFETY_ON_NULL_RETURN_VAL(output->edid.blob, NULL);
blob = output->edid.blob;
}
if (!blob)
{
memset(fallback_blob, 0, sizeof(fallback_blob));
blob = fallback_blob;
}
edid_str = malloc((128 * 2) + 1);
if (edid_str)