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| author |   Chris Wilson <chris@chris-wilson.co.uk> | 2009-03-06 23:27:52 +0000 |
|---|---|---|
| committer |   Eric Anholt <eric@anholt.net> | 2009-03-27 15:12:17 -0700 |
| commit | 98787c057fdefdce6230ff46f2c1105835005a4c (patch) | |
| tree | 867347ab1bf0fb289cc6f7a18039d43b6a174e06 /include/linux/compiler-gcc4.h | |
| parent | drm/i915: TV detection fix (diff) | |
| download | linux-dev-98787c057fdefdce6230ff46f2c1105835005a4c.tar.xz linux-dev-98787c057fdefdce6230ff46f2c1105835005a4c.zip | |
drm/i915: Check for dev->primary->master before dereference.
I've hit the occasional oops inside i915_wait_ring() with an indication of
a NULL derefence of dev->primary->master. Adding a NULL check is
consistent with the other potential users of dev->primary->master.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'include/linux/compiler-gcc4.h')
0 files changed, 0 insertions, 0 deletions