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authorMarkus Armbruster <armbru@redhat.com>2013-01-17 13:07:47 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2013-01-22 15:07:03 +0100
commit0bf8264e2d2bd19c1eecf9bde0e59284ef47eabb (patch)
treea6939f5d780cca7bd28dc47a081c3395a7a7386d
parent032f0101aa6e009efda3a419379837ebceaeade1 (diff)
downloadfocaccia-qemu-0bf8264e2d2bd19c1eecf9bde0e59284ef47eabb.tar.gz
focaccia-qemu-0bf8264e2d2bd19c1eecf9bde0e59284ef47eabb.zip
scsi: Drop useless null test in scsi_unit_attention()
req was created by scsi_req_alloc(), which initializes req->dev to a
value it dereferences.  req->dev isn't changed anywhere else.
Therefore, req->dev can't be null.

Drop the useless null test; it spooks Coverity.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
-rw-r--r--hw/scsi-bus.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/scsi-bus.c b/hw/scsi-bus.c
index 267a942f76..a97f1cdc1c 100644
--- a/hw/scsi-bus.c
+++ b/hw/scsi-bus.c
@@ -282,7 +282,7 @@ static const struct SCSIReqOps reqops_invalid_opcode = {
 
 static int32_t scsi_unit_attention(SCSIRequest *req, uint8_t *buf)
 {
-    if (req->dev && req->dev->unit_attention.key == UNIT_ATTENTION) {
+    if (req->dev->unit_attention.key == UNIT_ATTENTION) {
         scsi_req_build_sense(req, req->dev->unit_attention);
     } else if (req->bus->unit_attention.key == UNIT_ATTENTION) {
         scsi_req_build_sense(req, req->bus->unit_attention);