linux-kernel - [PATCH 07/10] Pass the return value of kref

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Date:   Mon, 22 Jul 2019 17:14:23 +0200
From:   Maksym Planeta <mplaneta@...inf.tu-dresden.de>
To:     Moni Shoua <monis@...lanox.com>,
        Doug Ledford <dledford@...hat.com>,
        Jason Gunthorpe <jgg@...pe.ca>, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Maksym Planeta <mplaneta@...inf.tu-dresden.de>
Subject: [PATCH 07/10] Pass the return value of kref_put further

Used in a later patch.

Signed-off-by: Maksym Planeta <mplaneta@...inf.tu-dresden.de>
---
 drivers/infiniband/sw/rxe/rxe_pool.c | 3 ++-
 drivers/infiniband/sw/rxe/rxe_pool.h | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/sw/rxe/rxe_pool.c b/drivers/infiniband/sw/rxe/rxe_pool.c
index 30a887cf9200..711d7d7f3692 100644
--- a/drivers/infiniband/sw/rxe/rxe_pool.c
+++ b/drivers/infiniband/sw/rxe/rxe_pool.c
@@ -541,7 +541,7 @@ static void rxe_dummy_release(struct kref *kref)
 {
 }
 
-void rxe_drop_ref(struct rxe_pool_entry *pelem)
+int rxe_drop_ref(struct rxe_pool_entry *pelem)
 {
 	int res;
 	struct rxe_pool *pool = pelem->pool;
@@ -553,4 +553,5 @@ void rxe_drop_ref(struct rxe_pool_entry *pelem)
 	if (res) {
 		rxe_elem_release(&pelem->ref_cnt);
 	}
+	return res;
 }
diff --git a/drivers/infiniband/sw/rxe/rxe_pool.h b/drivers/infiniband/sw/rxe/rxe_pool.h
index b90cc84c5511..1e3508c74dc0 100644
--- a/drivers/infiniband/sw/rxe/rxe_pool.h
+++ b/drivers/infiniband/sw/rxe/rxe_pool.h
@@ -166,6 +166,6 @@ static inline void rxe_add_ref(struct rxe_pool_entry *pelem) {
 }
 
 /* drop a reference on an object */
-void rxe_drop_ref(struct rxe_pool_entry *pelem);
+int rxe_drop_ref(struct rxe_pool_entry *pelem);
 
 #endif /* RXE_POOL_H */
-- 
2.20.1