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authorShaohua Li <[email protected]>2017-06-23 09:19:49 -0700
committerShaohua Li <[email protected]>2017-06-23 09:19:49 -0700
commit7f053a6a745557b3f3ad63e9d28ba85c3c0b1563 (patch)
treec327f5b839802de518d105d52783c1ec30dd6a86 /tools/perf/scripts/python/stackcollapse.py
parent5a85071c2cbcc7d8d8f764b33bf64c76e47d268d (diff)
MD: fix a null dereference
rdev->mddev could be null in start time. Reported-by: Ming Lei <[email protected]> Fix: 5a85071c2cbc(md: use a separate bio_set for synchronous IO.) Cc: NeilBrown <[email protected]> Signed-off-by: Shaohua Li <[email protected]>
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