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authorPaul Durrant <paul.durrant@citrix.com>2019-02-15 16:25:31 +0000
committerAnthony PERARD <anthony.perard@citrix.com>2019-02-28 17:21:12 +0000
commite02d94941d9c26035d5c2e5075c83afbe8c5eaef (patch)
treef2533f3d3a7149bf1afd7b93b58c5cc98a5d5088 /hw
parent711d13d5e2e160c1c3bcbd302af6df3980a99469 (diff)
dataplane/xen-block: remove dead code
The if() statement is clearly bogus (dead code which should have been cleaned up when grant mapping was removed). Spotted by Coverity: CID 1398635 While in the neighbourhood, add a missing 'fall through' annotation. Reported-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Paul Durrant <paul.durrant@citrix.com> Acked-by: Anthony PERARD <anthony.perard@citrix.com> Message-Id: <20190215162533.19475-2-paul.durrant@citrix.com> Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Diffstat (limited to 'hw')
-rw-r--r--hw/block/dataplane/xen-block.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/hw/block/dataplane/xen-block.c b/hw/block/dataplane/xen-block.c
index c6a15da024..f1523c5b45 100644
--- a/hw/block/dataplane/xen-block.c
+++ b/hw/block/dataplane/xen-block.c
@@ -281,10 +281,6 @@ static void xen_block_complete_aio(void *opaque, int ret)
break;
case BLKIF_OP_WRITE:
case BLKIF_OP_FLUSH_DISKCACHE:
- if (!request->req.nr_segments) {
- break;
- }
- break;
default:
break;
}
@@ -298,6 +294,7 @@ static void xen_block_complete_aio(void *opaque, int ret)
if (!request->req.nr_segments) {
break;
}
+ /* fall through */
case BLKIF_OP_READ:
if (request->status == BLKIF_RSP_OKAY) {
block_acct_done(blk_get_stats(dataplane->blk), &request->acct);