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ecore_drm2: Add some safety checks for accessing dead fbs 

Accessing an fb after discarding it is bad karma, so we should log something
if it ever happens.
This commit is contained in:
Derek Foreman 2017-05-12 14:42:02 -05:00
parent edcbff59b7
commit 44b57b5dfa
1 changed files with 8 additions and 0 deletions
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8
src/lib/ecore_drm2/ecore_drm2_fb.c
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@ -195,6 +195,7 @@ EAPI void *
ecore_drm2_fb_data_get(Ecore_Drm2_Fb *fb)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(fb, NULL);
EINA_SAFETY_ON_TRUE_RETURN_VAL(fb->dead, NULL);
return fb->mmap;
}
@ -202,6 +203,7 @@ EAPI unsigned int
ecore_drm2_fb_size_get(Ecore_Drm2_Fb *fb)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(fb, 0);
EINA_SAFETY_ON_TRUE_RETURN_VAL(fb->dead, 0);
return fb->sizes[0];
}
@ -209,6 +211,8 @@ EAPI unsigned int
ecore_drm2_fb_stride_get(Ecore_Drm2_Fb *fb)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(fb, 0);
EINA_SAFETY_ON_TRUE_RETURN_VAL(fb->dead, 0);
return fb->strides[0];
}
@ -217,6 +221,7 @@ ecore_drm2_fb_dirty(Ecore_Drm2_Fb *fb, Eina_Rectangle *rects, unsigned int count
{
EINA_SAFETY_ON_NULL_RETURN(fb);
EINA_SAFETY_ON_NULL_RETURN(rects);
EINA_SAFETY_ON_TRUE_RETURN(fb->dead);
#ifdef DRM_MODE_FEATURE_DIRTYFB
drmModeClip *clip;
@ -573,6 +578,7 @@ EAPI Eina_Bool
ecore_drm2_fb_busy_get(Ecore_Drm2_Fb *fb)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(fb, EINA_FALSE);
EINA_SAFETY_ON_TRUE_RETURN_VAL(fb->dead, EINA_FALSE);
return !!(fb->ref - 1);
}
@ -616,6 +622,8 @@ EAPI void *
ecore_drm2_fb_bo_get(Ecore_Drm2_Fb *fb)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(fb, NULL);
EINA_SAFETY_ON_TRUE_RETURN_VAL(fb->dead, NULL);
return fb->gbm_bo;
}