coresight: ctcu: fix the spin_bug

Browse source

Acquiring an uninitialized raw_spin_lock is invalid and may trigger
unexpected behavior or spin_bug.

Fixes: f78d206f3d ("Coresight: Add Coresight TMC Control Unit driver")
Signed-off-by: Jie Gan <jie.gan@oss.qualcomm.com>
Reviewed-by: James Clark <james.clark@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20260219-fix-spin-lock-issue-v1-1-557f7d513d7e@oss.qualcomm.com

...

This commit is contained in:

Jie Gan 2026-02-19 22:46:57 +08:00 • committed by Suzuki K Poulose

parent eef33a7cce

commit 36ffbbc2b3

1 changed files with 1 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

1

drivers/hwtracing/coresight/coresight-ctcu-core.c

View file