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2013-07-31ioops: Constify `name' parameter to tun_open_or_die()Tobias Klauser1-1/+1
2013-06-12ioops: misc: add dup{,2}_or_die to ioopsDaniel Borkmann1-0/+2
2013-06-11curve: move selftest to own fileDaniel Borkmann1-0/+2
2013-06-04ioops: Add {read,write}_blob_or_die for reading/writing binary blobsDaniel Borkmann1-0/+2
2013-06-04xio: rename xio to ioops and reduce its includesDaniel Borkmann1-0/+12
ae69be0829f832e7be (patch) tree38bb289ed3d1fa2912d9b7b47b22330affc66b18 /Documentation/i2c parenta0f81dbeef13aa0aeaa8b955b38735dbf09de392 (diff)
scsi: Avoid that toggling use_blk_mq triggers a memory leak
This patch avoids that the following memory leak is triggered if use_blk_mq is disabled after a SCSI host has been allocated by the ib_srp driver and before the same SCSI host is freed: unreferenced object 0xffff8803a168c568 (size 256): backtrace: [<ffffffff81620c95>] kmemleak_alloc+0x45/0xa0 [<ffffffff811bb104>] __kmalloc_node+0x1e4/0x400 [<ffffffff81309fe4>] blk_mq_alloc_tag_set+0xb4/0x230 [<ffffffff814731b7>] scsi_mq_setup_tags+0xc7/0xd0 [<ffffffff81469c26>] scsi_add_host_with_dma+0x216/0x2d0 [<ffffffffa064bef5>] srp_create_target+0xe55/0x13d0 [ib_srp] [<ffffffff8143ce23>] dev_attr_store+0x13/0x20 [<ffffffff8125f030>] sysfs_kf_write+0x40/0x50 [<ffffffff8125e397>] kernfs_fop_write+0x137/0x1c0 [<ffffffff811d8c13>] __vfs_write+0x23/0x140 [<ffffffff811d92e0>] vfs_write+0xb0/0x190 [<ffffffff811da5b4>] SyS_write+0x44/0xa0 [<ffffffff8162c8a5>] entry_SYSCALL_64_fastpath+0x18/0xa8 Fixes: 9aa9cc4221f5 ("scsi: remove the disable_blk_mq host flag") Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Martin K. Petersen <martin.petersen@oracle.com> Cc: <stable@vger.kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'Documentation/i2c')