drm: Fix error message in drmWaitVBlank
authorDaniel Kurtz <djkurtz@chromium.org>
Thu, 28 Mar 2013 06:05:40 +0000 (14:05 +0800)
committerJesse Barnes <jbarnes@virtuousgeek.org>
Thu, 28 Mar 2013 15:34:30 +0000 (08:34 -0700)
commit1eb2860b4bd0306dddc5b2f2dc7403aa65c5e476
tree114d797fac236f56ecccb6755164bc42be5767ca
parent99105e765c31b598746b849e66e7a9106dcefa24
drm: Fix error message in drmWaitVBlank

If clock_gettime did fail, it would return -1 and set errno.
What we really want to strerror() is the errno.

Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
xf86drm.c