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alistair23-linux/drivers/block/xen-blkback
Wenwen Wang ae78ca3cf3 xen/blkback: fix memory leaks
In read_per_ring_refs(), after 'req' and related memory regions are
allocated, xen_blkif_map() is invoked to map the shared frame, irq, and
etc. However, if this mapping process fails, no cleanup is performed,
leading to memory leaks. To fix this issue, invoke the cleanup before
returning the error.

Acked-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Signed-off-by: Wenwen Wang <wenwen@cs.uga.edu>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2019-08-12 08:18:37 -06:00
..
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
blkback.c xen/blkback: move persistent grants flags to bool 2018-08-27 12:12:04 -04:00
common.h xen/blkback: remove unused pers_gnts_lock from struct xen_blkif_ring 2018-08-27 12:12:04 -04:00
xenbus.c xen/blkback: fix memory leaks 2019-08-12 08:18:37 -06:00