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| author | Mika Kuoppala <mika.kuoppala@linux.intel.com> | 2014-02-07 17:40:50 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-02-11 11:53:15 +0100 |
| commit | 1d2cb9a54abc6e1d239f28f07661366d5662a94a (patch) | |
| tree | 991e4c2cf5fc4d72bd0d3bd052870b0b9ca7e3c2 | |
| parent | a2d213dd77da4710bcb75f8efe85a32e3db8b39b (diff) | |
| download | op-kernel-dev-1d2cb9a54abc6e1d239f28f07661366d5662a94a.zip op-kernel-dev-1d2cb9a54abc6e1d239f28f07661366d5662a94a.tar.gz | |
drm/i915: Pair va_copy with va_end in i915_error_vprintf
Each invocation of va_copy() must be matched by a corresponding
invocation of va_end() in the same function.
This regression has been introduced in
commit e29bb4ebbf000ff9ac081d29784a3331618f012e
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date: Fri Sep 20 10:20:59 2013 +0100
drm/i915: Use a temporary va_list for two-pass string handling
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: stable@vger.kernel.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gpu_error.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index d7fd2fd2..990cf8f 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -146,7 +146,10 @@ static void i915_error_vprintf(struct drm_i915_error_state_buf *e, va_list tmp; va_copy(tmp, args); - if (!__i915_error_seek(e, vsnprintf(NULL, 0, f, tmp))) + len = vsnprintf(NULL, 0, f, tmp); + va_end(tmp); + + if (!__i915_error_seek(e, len)) return; } |
