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| author | Harish Chegondi <harish.chegondi@intel.com> | 2025-03-12 20:31:20 +0300 |
|---|---|---|
| committer | Lucas De Marchi <lucas.demarchi@intel.com> | 2025-03-20 23:01:07 +0300 |
| commit | 488975c2d3e171bd07ec5caaf3c9cbc6a0746e2d (patch) | |
| tree | 8129f59f29ba5378b80350168261a63fcc688733 /tools/testing/selftests/bpf/prog_tests/prog_array_init.c | |
| parent | 5da39dce1fa3c81dc6552a16a9f748ba2980d630 (diff) | |
| download | linux-488975c2d3e171bd07ec5caaf3c9cbc6a0746e2d.tar.xz | |
drm/xe/eustall: Fix a possible pointer dereference after free
If devm_add_action_or_reset() isn't successful, xe_eu_stall_fini()
is invoked. So, unsuccessful return from devm_add_action_or_reset()
shouldn't dereference gt->eu_stall as xe_eu_stall_fini() already
frees it. Fix this issue.
Fixes: 9a0b11d4cf3b ("drm/xe/eustall: Add support to init, enable and disable EU stall sampling")
Signed-off-by: Harish Chegondi <harish.chegondi@intel.com>
Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/eae49a414a7314921108e0388810aaee6261ad92.1741800396.git.harish.chegondi@intel.com
(cherry picked from commit 278469ff569e1082d56b4a7af26fbaecef9fbf3b)
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/prog_array_init.c')
0 files changed, 0 insertions, 0 deletions