[PATCH] r/o bind mounts: check mnt instead of superblock directly

[linux-2.6-omap-h63xx.git] / fs / nfsd / vfs.c

diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 626dfd38528ff2c71c13d5d1d40e66efc72ae520..304bf5f643c944e5dae2607798310ff3299aff22 100644 (file)
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1912,7 +1912,7 @@ nfsd_permission(struct svc_rqst *rqstp, struct svc_export *exp,
                inode->i_mode,
                IS_IMMUTABLE(inode)?    " immut" : "",
                IS_APPEND(inode)?       " append" : "",
-               IS_RDONLY(inode)?       " ro" : "");
+               __mnt_is_readonly(exp->ex_path.mnt)?    " ro" : "");
        dprintk("      owner %d/%d user %d/%d\n",
                inode->i_uid, inode->i_gid, current->fsuid, current->fsgid);
 #endif
@@ -1923,7 +1923,8 @@ nfsd_permission(struct svc_rqst *rqstp, struct svc_export *exp,
         */
        if (!(acc & MAY_LOCAL_ACCESS))
                if (acc & (MAY_WRITE | MAY_SATTR | MAY_TRUNC)) {
-                       if (exp_rdonly(rqstp, exp) || IS_RDONLY(inode))
+                       if (exp_rdonly(rqstp, exp) ||
+                           __mnt_is_readonly(exp->ex_path.mnt))
                                return nfserr_rofs;
                        if (/* (acc & MAY_WRITE) && */ IS_IMMUTABLE(inode))
                                return nfserr_perm;