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Diffstat (limited to 'fs/nfs/mount_clnt.c')
-rw-r--r--fs/nfs/mount_clnt.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/nfs/mount_clnt.c b/fs/nfs/mount_clnt.c
index 8e65c7f1f87..91a6faf811a 100644
--- a/fs/nfs/mount_clnt.c
+++ b/fs/nfs/mount_clnt.c
@@ -169,6 +169,9 @@ int nfs_mount(struct nfs_mount_request *info)
(info->hostname ? info->hostname : "server"),
info->dirpath);
+ if (strlen(info->dirpath) > MNTPATHLEN)
+ return -ENAMETOOLONG;
+
if (info->noresvport)
args.flags |= RPC_CLNT_CREATE_NONPRIVPORT;
@@ -181,7 +184,7 @@ int nfs_mount(struct nfs_mount_request *info)
else
msg.rpc_proc = &mnt_clnt->cl_procinfo[MOUNTPROC_MNT];
- status = rpc_call_sync(mnt_clnt, &msg, 0);
+ status = rpc_call_sync(mnt_clnt, &msg, RPC_TASK_SOFT|RPC_TASK_TIMEOUT);
rpc_shutdown_client(mnt_clnt);
if (status < 0)
@@ -242,6 +245,9 @@ void nfs_umount(const struct nfs_mount_request *info)
struct rpc_clnt *clnt;
int status;
+ if (strlen(info->dirpath) > MNTPATHLEN)
+ return;
+
if (info->noresvport)
args.flags |= RPC_CLNT_CREATE_NONPRIVPORT;
@@ -283,7 +289,6 @@ static void encode_mntdirpath(struct xdr_stream *xdr, const char *pathname)
const u32 pathname_len = strlen(pathname);
__be32 *p;
- BUG_ON(pathname_len > MNTPATHLEN);
p = xdr_reserve_space(xdr, 4 + pathname_len);
xdr_encode_opaque(p, pathname, pathname_len);
}