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(parent: 8235777) | patch
xen: make use of xenbus_read_unsigned() in xen-blkfront
authorJuergen Gross <jgross@suse.com>
Mon, 31 Oct 2016 13:58:40 +0000 (14:58 +0100)
committerJuergen Gross <jgross@suse.com>
Mon, 7 Nov 2016 12:55:09 +0000 (13:55 +0100)
commitf27dc1ac56865c2cc43d0ec3110a2b4a95b04e1d
tree2459ab90258257b0bc58d8263960ca7f53988774tree | snapshot
parent8235777b2068e3280b6fa1413f1940ade31f0adfcommit | diff
xen: make use of xenbus_read_unsigned() in xen-blkfront

Use xenbus_read_unsigned() instead of xenbus_scanf() when possible.
This requires to change the type of some reads from int to unsigned,
but these cases have been wrong before: negative values are not allowed
for the modified cases.

Cc: konrad.wilk@oracle.com
Cc: roger.pau@citrix.com
Signed-off-by: Juergen Gross <jgross@suse.com>
Acked-by: David Vrabel <david.vrabel@citrix.com>
drivers/block/xen-blkfront.c diff | blob | history
Domain: System / Kernel;