Messages in this thread Patch in this message | | | Date | Fri, 10 Jun 2011 23:40:47 +0200 (CEST) | From | Jesper Juhl <> | Subject | [PATCH] i915: Don't leak in i915_gem_shmem_pread_slow().. |
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It seems to me that we are leaking 'user_pages' in drivers/gpu/drm/i915/i915_gem.c::i915_gem_shmem_pread_slow() if read_cache_page_gfp() fails.
Signed-off-by: Jesper Juhl <jj@chaosbits.net> --- i915_gem.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
Untested patch - user be warned.
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 12d3257..4df3272 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -465,8 +465,10 @@ i915_gem_shmem_pread_slow(struct drm_device *dev, page = read_cache_page_gfp(mapping, offset >> PAGE_SHIFT, GFP_HIGHUSER | __GFP_RECLAIMABLE); - if (IS_ERR(page)) + if (IS_ERR(page)) { + drm_free_large(user_pages); return PTR_ERR(page); + } if (do_bit17_swizzling) { slow_shmem_bit17_copy(page,
-- Jesper Juhl <jj@chaosbits.net> http://www.chaosbits.net/ Don't top-post http://www.catb.org/jargon/html/T/top-post.html Plain text mails only, please.
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