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modesetting: Fix uninitialized memory usage in drmmode_crtc_get_fb_id() 

This really sucked to find out :(

Signed-off-by: Lyude Paul <lyude@redhat.com>
Reviewed-by: Karol Herbst <kherbst@redhat.com>
(cherry picked from commit c41d4ff48f)
This commit is contained in:
Lyude Paul 2018-06-27 20:29:42 -04:00 committed by Adam Jackson
parent 820ce7cb8b
commit 79795bf9df
1 changed files with 2 additions and 0 deletions
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2
hw/xfree86/drivers/modesetting/drmmode_display.c
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@ -604,6 +604,8 @@ drmmode_crtc_get_fb_id(xf86CrtcPtr crtc, uint32_t *fb_id, int *x, int *y)
drmmode_ptr drmmode = drmmode_crtc->drmmode; drmmode_ptr drmmode = drmmode_crtc->drmmode;
int ret; int ret;
*fb_id = 0;
if (drmmode_crtc->prime_pixmap) { if (drmmode_crtc->prime_pixmap) {
if (!drmmode->reverse_prime_offload_mode) { if (!drmmode->reverse_prime_offload_mode) {
msPixmapPrivPtr ppriv = msPixmapPrivPtr ppriv =