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[v2,07/11] IB/rxe: Fix up rxe_qp_cleanup()

Message ID 1503951119-25573-8-git-send-email-andrew.boyer@dell.com (mailing list archive)
State Accepted
Headers show

Commit Message

Andrew Boyer Aug. 28, 2017, 8:11 p.m. UTC 
Replace sk_dst_get()/dst_release() in rxe_qp_cleanup() with sk_dst_reset().
sk_dst_get() takes a new reference on dst, so the dst_release() doesn't
actually release the original reference, which was the design intent.

Fixes: 4ed6ad1eb30e ("IB/rxe: Cache dst in QP instead of getting it...")
Signed-off-by: Andrew Boyer <andrew.boyer@dell.com>
---
 drivers/infiniband/sw/rxe/rxe_qp.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)
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Patch

diff --git a/drivers/infiniband/sw/rxe/rxe_qp.c b/drivers/infiniband/sw/rxe/rxe_qp.c
index 80ccc7c..00bda93 100644
--- a/drivers/infiniband/sw/rxe/rxe_qp.c
+++ b/drivers/infiniband/sw/rxe/rxe_qp.c
@@ -851,13 +851,8 @@  void rxe_qp_cleanup(struct rxe_pool_entry *arg)
 		qp->resp.mr = NULL;
 	}
 
-	if (qp_type(qp) == IB_QPT_RC) {
-		struct dst_entry *dst = NULL;
-
-		dst = sk_dst_get(qp->sk->sk);
-		if (dst)
-			dst_release(dst);
-	}
+	if (qp_type(qp) == IB_QPT_RC)
+		sk_dst_reset(qp->sk->sk);
 
 	free_rd_atomic_resources(qp);