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(parent: c4a6f6e) | patch
nvme-multipath: zero out ANA log buffer
authorHannes Reinecke <hare@suse.de>
Tue, 8 Jan 2019 11:46:58 +0000 (12:46 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 20 Feb 2019 09:29:05 +0000 (10:29 +0100)
commit846cdc1a0305a77154fed0a86cf21b9f4e7a6c74
tree74af7eae5a023e4906a56bb26c8174eebd98b1cbtree
parentc4a6f6e7ef64e2cedfe6f4381c86b83f6687ec20commit | diff
nvme-multipath: zero out ANA log buffer

[ Upstream commit c7055fd15ff46d92eb0dd1c16a4fe010d58224c8 ]

When nvme_init_identify() fails the ANA log buffer is deallocated
but _not_ set to NULL. This can cause double free oops when this
controller is deleted without ever being reconnected.

Signed-off-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/nvme/host/multipath.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git