Bart Van Assche f83b2561a6 IB/srp: Fix srp_create_target() error handling ... Avoid that the following kernel oops occurs if memory pool allocation fails: BUG: unable to handle kernel NULL pointer dereference at (null) IP: [<ffffffffa048d0a0>] ib_drain_rq+0x0/0x20 [ib_core] Call Trace: [<ffffffffa04af386>] srp_create_target+0xca6/0x13a9 [ib_srp] [<ffffffff813cc863>] dev_attr_store+0x13/0x20 [<ffffffff81214b50>] sysfs_kf_write+0x40/0x50 [<ffffffff81213f1c>] kernfs_fop_write+0x13c/0x180 [<ffffffff81197683>] __vfs_write+0x23/0xf0 [<ffffffff81198744>] vfs_write+0xa4/0x1a0 [<ffffffff81199a44>] SyS_write+0x44/0xa0 [<ffffffff8159e3e9>] entry_SYSCALL_64_fastpath+0x1c/0xac Fixes: 1dc7b1f10d ("IB/srp: use the new CQ API") Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com> Reviewed-by: Leon Romanovsky <leonro@mellanox.com> Tested-by: Laurence Oberman <loberman@redhat.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Sagi Grimberg <sagi@grimberg.me> Cc: <stable@vger.kernel.org> # v4.5+ Signed-off-by: Doug Ledford <dledford@redhat.com>		2016-05-13 13:37:21 -04:00
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ib_srp.c	IB/srp: Fix srp_create_target() error handling	2016-05-13 13:37:21 -04:00
ib_srp.h	IB/srp: Introduce target->mr_pool_size	2016-05-12 14:18:56 -04:00
Kbuild	IB: Add SCSI RDMA Protocol (SRP) initiator	2005-11-02 14:07:13 -08:00
Kconfig	[SCSI] ib_srp: convert to use the srp transport class	2007-10-12 14:37:42 -04:00