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authorBart Van Assche <bart.vanassche@wdc.com>2017-07-21 19:11:10 +0200
committerJens Axboe <axboe@kernel.dk>2017-07-24 08:45:48 -0600
commit31c4ccc3ecb4944f6936082fabb5a86e3d086191 (patch)
treeaf01524dcc23bc647fac7424d684eb086b4237c6 /drivers/block/xen-blkfront.c
parenta7ee8cf190ecc8f118f0b7839912564117524d85 (diff)
downloadlinux-31c4ccc3ecb4944f6936082fabb5a86e3d086191.tar.bz2
xen-blkfront: Fix handling of non-supported operations
This patch fixes the following sparse warnings: drivers/block/xen-blkfront.c:916:45: warning: incorrect type in argument 2 (different base types) drivers/block/xen-blkfront.c:916:45: expected restricted blk_status_t [usertype] error drivers/block/xen-blkfront.c:916:45: got int [signed] error drivers/block/xen-blkfront.c:1599:47: warning: incorrect type in assignment (different base types) drivers/block/xen-blkfront.c:1599:47: expected int [signed] error drivers/block/xen-blkfront.c:1599:47: got restricted blk_status_t [usertype] <noident> drivers/block/xen-blkfront.c:1607:55: warning: incorrect type in assignment (different base types) drivers/block/xen-blkfront.c:1607:55: expected int [signed] error drivers/block/xen-blkfront.c:1607:55: got restricted blk_status_t [usertype] <noident> drivers/block/xen-blkfront.c:1625:55: warning: incorrect type in assignment (different base types) drivers/block/xen-blkfront.c:1625:55: expected int [signed] error drivers/block/xen-blkfront.c:1625:55: got restricted blk_status_t [usertype] <noident> drivers/block/xen-blkfront.c:1628:62: warning: restricted blk_status_t degrades to integer Compile-tested only. Fixes: commit 2a842acab109 ("block: introduce new block status code type") Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Roger Pau Monné <roger.pau@citrix.com> Cc: <xen-devel@lists.xenproject.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/xen-blkfront.c')
-rw-r--r--drivers/block/xen-blkfront.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index c852ed3c01d5..1799bba74390 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -111,7 +111,7 @@ struct blk_shadow {
};
struct blkif_req {
- int error;
+ blk_status_t error;
};
static inline struct blkif_req *blkif_req(struct request *rq)
@@ -1616,7 +1616,7 @@ static irqreturn_t blkif_interrupt(int irq, void *dev_id)
if (unlikely(bret->status == BLKIF_RSP_EOPNOTSUPP)) {
printk(KERN_WARNING "blkfront: %s: %s op failed\n",
info->gd->disk_name, op_name(bret->operation));
- blkif_req(req)->error = -EOPNOTSUPP;
+ blkif_req(req)->error = BLK_STS_NOTSUPP;
}
if (unlikely(bret->status == BLKIF_RSP_ERROR &&
rinfo->shadow[id].req.u.rw.nr_segments == 0)) {