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net/rds: fix WARNING in rds_conn_connect_if_down

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If connection isn't established yet, get_mr() will fail, trigger connection after
get_mr().

Fixes: 584a8279a4 ("RDS: RDMA: return appropriate error on rdma map failures")
Reported-and-tested-by: [email protected]
Signed-off-by: Edward Adam Davis <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Edward Adam Davis authored and David S. Miller committed 2024-03-06 11:58:42 +00:00
1 parent f287d6aafd
commit c055fc00c0
2 files changed
+4 -5
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net/rds/rdma.c
+3
View File
@@ -301,6 +301,9 @@ static int __rds_rdma_map(struct rds_sock *rs, struct rds_get_mr_args *args,
kfree(sg);
}
ret = PTR_ERR(trans_private);
/* Trigger connection so that its ready for the next retry */
if (ret == -ENODEV)
rds_conn_connect_if_down(cp->cp_conn);
goto out;
}
net/rds/send.c
+1 -5
View File
@@ -1313,12 +1313,8 @@ int rds_sendmsg(struct socket *sock, struct msghdr *msg, size_t payload_len)
/* Parse any control messages the user may have included. */
ret = rds_cmsg_send(rs, rm, msg, &allocated_mr, &vct);
if (ret) {
/* Trigger connection so that its ready for the next retry */
if (ret == -EAGAIN)
rds_conn_connect_if_down(conn);
if (ret)
goto out;
}
if (rm->rdma.op_active && !conn->c_trans->xmit_rdma) {
printk_ratelimited(KERN_NOTICE "rdma_op %p conn xmit_rdma %p\n",