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| author | Qingfang Deng <dqfext@gmail.com> | 2025-03-18 11:24:23 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-07-06 11:01:50 +0200 |
| commit | 442312c2a90d60c7a5197246583fa91d9e579985 (patch) | |
| tree | c0a912c4dae963a895a7e6c971d85cee25b5b8c7 /tools/perf/scripts/python/stackcollapse.py | |
| parent | 725a59d29adb517cc197763edbe91606fc564d6f (diff) | |
net: stmmac: Fix accessing freed irq affinity_hint
[ Upstream commit c60d101a226f18e9a8f01bb4c6ca2b47dfcb15ef ]
The cpumask should not be a local variable, since its pointer is saved
to irq_desc and may be accessed from procfs.
To fix it, use the persistent mask cpumask_of(cpu#).
Cc: stable@vger.kernel.org
Fixes: 8deec94c6040 ("net: stmmac: set IRQ affinity hint for multi MSI vectors")
Signed-off-by: Qingfang Deng <dqfext@gmail.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250318032424.112067-1-dqfext@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions