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| author | Madhuparna Bhowmik <[email protected]> | 2020-04-16 06:23:35 +0000 |
|---|---|---|
| committer | Vinod Koul <[email protected]> | 2020-04-23 06:17:16 +0000 |
| commit | 2e45676a4d33af47259fa186ea039122ce263ba9 (patch) | |
| tree | 8bba529dc1a9fe11ed8d4760e3a75e421092678f /tools/perf/scripts/python/syscall-counts-by-pid.py | |
| parent | dt-bindings: dma: uniphier-xdmac: switch to single reg region (diff) | |
| download | kernel-2e45676a4d33af47259fa186ea039122ce263ba9.tar.gz kernel-2e45676a4d33af47259fa186ea039122ce263ba9.zip | |
dmaengine: pch_dma.c: Avoid data race between probe and irq handler
pd->dma.dev is read in irq handler pd_irq().
However, it is set to pdev->dev after request_irq().
Therefore, set pd->dma.dev to pdev->dev before request_irq() to
avoid data race between pch_dma_probe() and pd_irq().
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Madhuparna Bhowmik <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Vinod Koul <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts-by-pid.py')
0 files changed, 0 insertions, 0 deletions