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[Qemu-devel] [PATCH] usb-storage: Drop useless null test in usb_msd_hand


From: Markus Armbruster
Subject: [Qemu-devel] [PATCH] usb-storage: Drop useless null test in usb_msd_handle_data()
Date: Wed, 16 Jan 2013 18:20:25 +0100

scsi_req_new() never returns null, and scsi_req_enqueue() dereferences
the pointer, so checking for null is useless.

Spotted by Coverity.

Signed-off-by: Markus Armbruster <address@hidden>
---
 hw/usb/dev-storage.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/usb/dev-storage.c b/hw/usb/dev-storage.c
index 1b87352..b839798 100644
--- a/hw/usb/dev-storage.c
+++ b/hw/usb/dev-storage.c
@@ -427,7 +427,7 @@ static void usb_msd_handle_data(USBDevice *dev, USBPacket 
*p)
             scsi_req_print(s->req);
 #endif
             scsi_req_enqueue(s->req);
-            if (s->req && s->req->cmd.xfer != SCSI_XFER_NONE) {
+            if (s->req->cmd.xfer != SCSI_XFER_NONE) {
                 scsi_req_continue(s->req);
             }
             break;
-- 
1.7.11.7




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