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authorOlga Kornievskaia <kolga@netapp.com>2021-12-09 14:53:29 -0500
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2022-01-12 14:26:05 -0500
commit90e12a3191040bd3854d3e236c35921e4e92a044 (patch)
treef74b74bc531b6bd4e14d4147ff31e8ef2498b56f /fs/nfs/nfs4state.c
parent1751fc1db36f6f411709e143d5393f92d12137a9 (diff)
NFSv4 remove zero number of fs_locations entries error check
Remove the check for the zero length fs_locations reply in the xdr decoding, and instead check for that in the migration code. Signed-off-by: Olga Kornievskaia <kolga@netapp.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs/nfs4state.c')
-rw-r--r--fs/nfs/nfs4state.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index f63dfa01001c..f3265575c28d 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -2106,6 +2106,9 @@ static int nfs4_try_migration(struct nfs_server *server, const struct cred *cred
}
result = -NFS4ERR_NXIO;
+ if (!locations->nlocations)
+ goto out;
+
if (!(locations->fattr.valid & NFS_ATTR_FATTR_V4_LOCATIONS)) {
dprintk("<-- %s: No fs_locations data, migration skipped\n",
__func__);