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drm/i915: Fix memory leaks in i915 selftests 

This patch fixes memory leaks on error escapes in function fake_get_pages

Fixes: c3bfba9a22 ("drm/i915: Check for integer truncation on scatterlist creation")
Signed-off-by: Cong Liu <liucong2@kylinos.cn>
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230414224109.1051922-1-andi.shyti@linux.intel.com
(cherry picked from commit 8bfbdadce8)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
This commit is contained in:
Cong Liu 2023-04-15 00:41:09 +02:00 committed by Joonas Lahtinen
parent 631420b065
commit 803033c148
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
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@ -69,8 +69,10 @@ static int fake_get_pages(struct drm_i915_gem_object *obj)
rem = round_up(obj->base.size, BIT(31)) >> 31;
/* restricted by sg_alloc_table */
if (overflows_type(rem, unsigned int))
if (overflows_type(rem, unsigned int)) {
kfree(pages);
return -E2BIG;
}
if (sg_alloc_table(pages, rem, GFP)) {
kfree(pages);