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| /linux/drivers/gpu/drm/xe/ |
| H A D | xe_guc_capture.c | diff 6d9f9115c091c88cacf78734d8ea34c8609e8680 Thu Oct 24 01:33:55 CEST 2024 Everest K.C. <everestkc@everestkc.com.np> drm/xe/guc: Fix dereference before NULL check
The pointer list->list is dereferenced before the NULL check.
Fix this by moving the NULL check outside the for loop, so that
the check is performed before the dereferencing.
The list->list pointer cannot be NULL so this has no effect on runtime.
It's just a correctness issue.
This issue was reported by Coverity Scan.
https://scan7.scan.coverity.com/#/project-view/51525/11354?selectedIssue=1600335
Fixes: 0f1fdf559225 ("drm/xe/guc: Save manual engine capture into capture list")
Signed-off-by: Everest K.C. <everestkc@everestkc.com.np>
Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241023233356.5479-1-everestkc@everestkc.com.np
(cherry picked from commit 2aff81e039de5b0b7ef6bdcb2c320f121f69e2b4)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
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