linux-kernel - [PATCH 2/2] Staging: lustre: lnet: lib-move return of an errno should typically be negative (ie: return -EAGAIN)

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Message-Id: <1445574603-4023-1-git-send-email-Nilesh.Kokane05@gmail.com>
Date:	Fri, 23 Oct 2015 10:00:03 +0530
From:	Nilesh Kokane <nilesh.kokane05@...il.com>
To:	oleg.drokin@...el.com, andreas.dilger@...el.com
Cc:	gregkh@...uxfoundation.org, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org, suneel.raikar@...il.com,
	Nilesh Kokane <Nilesh.Kokane05@...il.com>
Subject: [PATCH 2/2] Staging: lustre: lnet: lib-move return of an errno should typically be negative (ie: return -EAGAIN)

Fixed- Return of an errno should typically be negative (ie: return -EAGAIN)

Signed-off-by: Nilesh Kokane <Nilesh.Kokane05@...il.com>
---
 drivers/staging/lustre/lnet/lnet/lib-move.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/staging/lustre/lnet/lnet/lib-move.c b/drivers/staging/lustre/lnet/lnet/lib-move.c
index 433faae..10f886f 100644
--- a/drivers/staging/lustre/lnet/lnet/lib-move.c
+++ b/drivers/staging/lustre/lnet/lnet/lib-move.c
@@ -808,7 +808,7 @@ lnet_post_send_locked(lnet_msg_t *msg, int do_send)
 			lnet_finalize(ni, msg, -EHOSTUNREACH);
 
 		lnet_net_lock(cpt);
-		return EHOSTUNREACH;
+		return -EHOSTUNREACH;
 	}
 
 	if (msg->msg_md != NULL &&
@@ -821,7 +821,7 @@ lnet_post_send_locked(lnet_msg_t *msg, int do_send)
 			lnet_finalize(ni, msg, -ECANCELED);
 
 		lnet_net_lock(cpt);
-		return ECANCELED;
+		return -ECANCELED;
 	}
 
 	if (!msg->msg_peertxcredit) {
@@ -838,7 +838,7 @@ lnet_post_send_locked(lnet_msg_t *msg, int do_send)
 		if (lp->lp_txcredits < 0) {
 			msg->msg_tx_delayed = 1;
 			list_add_tail(&msg->msg_list, &lp->lp_txq);
-			return EAGAIN;
+			return -EAGAIN;
 		}
 	}
 
@@ -855,7 +855,7 @@ lnet_post_send_locked(lnet_msg_t *msg, int do_send)
 		if (tq->tq_credits < 0) {
 			msg->msg_tx_delayed = 1;
 			list_add_tail(&msg->msg_list, &tq->tq_delayed);
-			return EAGAIN;
+			return -EAGAIN;
 		}
 	}
 
@@ -922,7 +922,7 @@ lnet_post_routed_recv_locked(lnet_msg_t *msg, int do_recv)
 			LASSERT(msg->msg_rx_ready_delay);
 			msg->msg_rx_delayed = 1;
 			list_add_tail(&msg->msg_list, &lp->lp_rtrq);
-			return EAGAIN;
+			return -EAGAIN;
 		}
 	}
 
@@ -942,7 +942,7 @@ lnet_post_routed_recv_locked(lnet_msg_t *msg, int do_recv)
 			LASSERT(msg->msg_rx_ready_delay);
 			msg->msg_rx_delayed = 1;
 			list_add_tail(&msg->msg_list, &rbp->rbp_msgs);
-			return EAGAIN;
+			return -EAGAIN;
 		}
 	}
 
@@ -1426,7 +1426,7 @@ lnet_parse_put(lnet_ni_t *ni, lnet_msg_t *msg)
 			libcfs_id2str(info.mi_id), info.mi_portal,
 			info.mi_mbits, info.mi_roffset, info.mi_rlength, rc);
 
-		return ENOENT;	/* +ve: OK but no match */
+		return -ENOENT;	/* +ve: OK but no match */
 	}
 }
 
@@ -1457,7 +1457,7 @@ lnet_parse_get(lnet_ni_t *ni, lnet_msg_t *msg, int rdma_get)
 		CNETERR("Dropping GET from %s portal %d match %llu offset %d length %d\n",
 			libcfs_id2str(info.mi_id), info.mi_portal,
 			info.mi_mbits, info.mi_roffset, info.mi_rlength);
-		return ENOENT;	/* +ve: OK but no match */
+		return -ENOENT;	/* +ve: OK but no match */
 	}
 
 	LASSERT(rc == LNET_MATCHMD_OK);
@@ -1524,7 +1524,7 @@ lnet_parse_reply(lnet_ni_t *ni, lnet_msg_t *msg)
 			       md->md_me->me_portal);
 
 		lnet_res_unlock(cpt);
-		return ENOENT;		  /* +ve: OK but no match */
+		return -ENOENT;		  /* +ve: OK but no match */
 	}
 
 	LASSERT(md->md_offset == 0);
@@ -1539,7 +1539,7 @@ lnet_parse_reply(lnet_ni_t *ni, lnet_msg_t *msg)
 			rlength, hdr->msg.reply.dst_wmd.wh_object_cookie,
 			mlength);
 		lnet_res_unlock(cpt);
-		return ENOENT;	  /* +ve: OK but no match */
+		return -ENOENT;	  /* +ve: OK but no match */
 	}
 
 	CDEBUG(D_NET, "%s: Reply from %s of length %d/%d into md %#llx\n",
@@ -1592,7 +1592,7 @@ lnet_parse_ack(lnet_ni_t *ni, lnet_msg_t *msg)
 			       md->md_me->me_portal);
 
 		lnet_res_unlock(cpt);
-		return ENOENT;		  /* +ve! */
+		return -ENOENT;		  /* +ve! */
 	}
 
 	CDEBUG(D_NET, "%s: ACK from %s into md %#llx\n",
-- 
1.9.1

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