blkback: Fix potential resource leak.

8270b45b · Keir Fraser · Konrad Rzeszutek Wilk · dd367242 · 8270b45b
Commit 8270b45b authored Mar 06, 2009 by Keir Fraser Committed by Konrad Rzeszutek Wilk Apr 14, 2011
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drivers/xen/blkback/blkback.c drivers/xen/blkback/blkback.c +4 -4

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--- a/drivers/xen/blkback/blkback.c
+++ b/drivers/xen/blkback/blkback.c
@@ -318,14 +318,14 @@ static int do_block_io_op(blkif_t *blkif)
 		if (RING_REQUEST_CONS_OVERFLOW(&blk_rings->common, rc))
 			break;

-		pending_req = alloc_req();
-		if (NULL == pending_req) {
-			blkif->st_oo_req++;
+		if (kthread_should_stop()) {
 			more_to_do = 1;
 			break;
 		}

-		if (kthread_should_stop()) {
+		pending_req = alloc_req();
+		if (NULL == pending_req) {
+			blkif->st_oo_req++;
 			more_to_do = 1;
 			break;
 		}