[PATCH 25/54] drbd: drbd_send_drequest(): Return 0 upon success and an error code otherwise

[Philipp Reisner]

From: Andreas Gruenbacher <agruen@xxxxxxxxxx>

Signed-off-by: Philipp Reisner <philipp.reisner@xxxxxxxxxx>
Signed-off-by: Lars Ellenberg <lars.ellenberg@xxxxxxxxxx>
---
 drivers/block/drbd/drbd_main.c   |    4 +---
 drivers/block/drbd/drbd_worker.c |    6 +++---
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index c120977..c0f6146 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -1308,15 +1308,13 @@ int drbd_send_ack_ex(struct drbd_conf *mdev, enum drbd_packet cmd,
 int drbd_send_drequest(struct drbd_conf *mdev, int cmd,
 		       sector_t sector, int size, u64 block_id)
 {
-	int ok;
 	struct p_block_req p;
 
 	p.sector   = cpu_to_be64(sector);
 	p.block_id = block_id;
 	p.blksize  = cpu_to_be32(size);
 
-	ok = !drbd_send_cmd(mdev, &mdev->tconn->data, cmd, &p.head, sizeof(p));
-	return ok;
+	return drbd_send_cmd(mdev, &mdev->tconn->data, cmd, &p.head, sizeof(p));
 }
 
 int drbd_send_drequest_csum(struct drbd_conf *mdev, sector_t sector, int size,
diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c
index 9b74086..dc07437 100644
--- a/drivers/block/drbd/drbd_worker.c
+++ b/drivers/block/drbd/drbd_worker.c
@@ -637,7 +637,7 @@ next_sector:
 			}
 		} else {
 			inc_rs_pending(mdev);
-			if (!drbd_send_drequest(mdev, P_RS_DATA_REQUEST,
+			if (drbd_send_drequest(mdev, P_RS_DATA_REQUEST,
 					       sector, size, ID_SYNCER)) {
 				dev_err(DEV, "drbd_send_drequest() failed, aborting...\n");
 				dec_rs_pending(mdev);
@@ -1287,8 +1287,8 @@ int w_send_read_req(struct drbd_work *w, int cancel)
 		return 1;
 	}
 
-	ok = drbd_send_drequest(mdev, P_DATA_REQUEST, req->i.sector, req->i.size,
-				(unsigned long)req);
+	ok = !drbd_send_drequest(mdev, P_DATA_REQUEST, req->i.sector, req->i.size,
+				 (unsigned long)req);
 
 	req_mod(req, ok ? HANDED_OVER_TO_NETWORK : SEND_FAILED);
 
-- 
1.7.4.1

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