[PATCH v2 3/4] nfs: handle rpc errors for mount calls
Christian Gmeiner
christian.gmeiner at gmail.com
Fri Mar 10 10:51:54 CET 2023
From: Thomas RIENOESSL <thomas.rienoessl at bachmann.info>
Signed-off-by: Thomas RIENOESSL <thomas.rienoessl at bachmann.info>
---
net/nfs.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/net/nfs.c b/net/nfs.c
index a2749bae82..21cae52f35 100644
--- a/net/nfs.c
+++ b/net/nfs.c
@@ -524,6 +524,7 @@ static int rpc_lookup_reply(int prog, uchar *pkt, unsigned len)
static int nfs_mount_reply(uchar *pkt, unsigned len)
{
struct rpc_t rpc_pkt;
+ int ret;
debug("%s\n", __func__);
@@ -534,11 +535,9 @@ static int nfs_mount_reply(uchar *pkt, unsigned len)
else if (ntohl(rpc_pkt.u.reply.id) < rpc_id)
return -NFS_RPC_DROP;
- if (rpc_pkt.u.reply.rstatus ||
- rpc_pkt.u.reply.verifier ||
- rpc_pkt.u.reply.astatus ||
- rpc_pkt.u.reply.data[0])
- return -1;
+ ret = rpc_handle_error(&rpc_pkt);
+ if (ret)
+ return ret;
fs_mounted = 1;
/* NFSv2 and NFSv3 use same structure */
@@ -794,6 +793,10 @@ static void nfs_handler(uchar *pkt, unsigned dest, struct in_addr sip,
/* just to be sure... */
nfs_state = STATE_UMOUNT_REQ;
nfs_send();
+ } else if (reply == -NFS_RPC_PROG_MISMATCH &&
+ choosen_nfs_version != NFS_UNKOWN) {
+ nfs_state = STATE_MOUNT_REQ;
+ nfs_send();
} else {
nfs_state = STATE_LOOKUP_REQ;
nfs_send();
--
2.39.2
More information about the U-Boot
mailing list