diff options
Diffstat (limited to 'fs/nfs/super.c')
| -rw-r--r-- | fs/nfs/super.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c index 94885c6f8f54..4aaa1f5dd381 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -1045,7 +1045,7 @@ static void nfs_fill_super(struct super_block *sb, struct nfs_fs_context *ctx) sb->s_blocksize = 0; sb->s_xattr = server->nfs_client->cl_nfs_mod->xattr; sb->s_op = server->nfs_client->cl_nfs_mod->sops; - if (ctx && ctx->bsize) + if (ctx->bsize) sb->s_blocksize = nfs_block_size(ctx->bsize, &sb->s_blocksize_bits); if (server->nfs_client->rpc_ops->version != 2) { @@ -1077,6 +1077,7 @@ static void nfs_fill_super(struct super_block *sb, struct nfs_fs_context *ctx) &sb->s_blocksize_bits); nfs_super_set_maxbytes(sb, server->maxfilesize); + server->has_sec_mnt_opts = ctx->has_sec_mnt_opts; } static int nfs_compare_mount_options(const struct super_block *s, const struct nfs_server *b, @@ -1193,6 +1194,9 @@ static int nfs_compare_super(struct super_block *sb, struct fs_context *fc) return 0; if (!nfs_compare_userns(old, server)) return 0; + if ((old->has_sec_mnt_opts || fc->security) && + security_sb_mnt_opts_compat(sb, fc->security)) + return 0; return nfs_compare_mount_options(sb, server, fc); } |