xen/blkback: add stack variable 'blkif' in connect_ring()
authorDongli Zhang <dongli.zhang@oracle.com>
Mon, 14 Jan 2019 16:41:43 +0000 (00:41 +0800)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Thu, 17 Jan 2019 15:26:23 +0000 (10:26 -0500)
commit5b8e432dbb0e20bd8e99033f4a0bfa0d38c0e08e
treea8c702d89a34d1b97bbc5309b47247b3e1d3a8c8
parent1c7fc5cbc33980acd13d668f1c8f0313d6ae9fd8
xen/blkback: add stack variable 'blkif' in connect_ring()

As 'be->blkif' is used for many times in connect_ring(), the stack variable
'blkif' is added to substitute 'be-blkif'.

Suggested-by: Paul Durrant <paul.durrant@citrix.com>
Signed-off-by: Dongli Zhang <dongli.zhang@oracle.com>
Reviewed-by: Paul Durrant <paul.durrant@citrix.com>
Reviewed-by: Roger Pau Monné <roger.pau@citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
drivers/block/xen-blkback/xenbus.c