scsi: target: Fix xcopy sess release leak
authorMike Christie <michael.christie@oracle.com>
Thu, 2 Jul 2020 01:43:18 +0000 (20:43 -0500)
committerMartin K. Petersen <martin.petersen@oracle.com>
Wed, 8 Jul 2020 04:14:34 +0000 (00:14 -0400)
commit3c006c7d23aac928279f7cbe83bbac4361255d53
tree18813c095e06d984d6ecee284ae5b8ff9d09b035
parent63c9ffe473d3eb0910cadd35685c93c3edeff19f
scsi: target: Fix xcopy sess release leak

transport_init_session can allocate memory via percpu_ref_init, and
target_xcopy_release_pt never frees it. This adds a
transport_uninit_session function to handle cleanup of resources allocated
in the init function.

Link: https://lore.kernel.org/r/1593654203-12442-3-git-send-email-michael.christie@oracle.com
Signed-off-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/target/target_core_internal.h
drivers/target/target_core_transport.c
drivers/target/target_core_xcopy.c