drm: shmem: Off by one in drm_gem_shmem_fault()

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The shmem->pages[] array has "num_pages" elements so the > should be >=
to prevent reading beyond the end of the array.  The shmem->pages[]
array is allocated in drm_gem_shmem_prime_import_sg_table().

Fixes: 2194a63a81 ("drm: Add library for shmem backed GEM objects")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20190322064125.GA12551@kadam

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Dan Carpenter 2019-03-22 09:41:25 +03:00 • committed by Eric Anholt

parent 3051719af1

commit 3a3fe6e766

1 changed files with 1 additions and 1 deletions

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drivers/gpu/drm/drm_gem_shmem_helper.c

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