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(parent: 8f6c2e4) | patch
md: avoid dereferencing NULL pointer when accessing suspend_* sysfs attributes.
authorNeilBrown <neilb@suse.de>
Wed, 1 Jul 2009 01:14:04 +0000 (11:14 +1000)
committerNeilBrown <neilb@suse.de>
Wed, 1 Jul 2009 01:14:04 +0000 (11:14 +1000)
commitb8d966efd9a46a9a35beac50cbff6e30565125ef
treed1c59125e8ee9677e8594bdc4ab223e692a87e50tree | snapshot
parent8f6c2e4b325a8e9f8f47febb2fd0ed4fae7d45a9commit | diff
md: avoid dereferencing NULL pointer when accessing suspend_* sysfs attributes.

If we try to modify one of the md/ sysfs files
  suspend_lo or suspend_hi
when the array is not active, we dereference a NULL.
Protect against that.

Cc: stable@kernel.org
Signed-off-by: NeilBrown <neilb@suse.de>
drivers/md/md.c diff | blob | blame | history
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