Multiuser, Capabilities and Access Controls (#54)

[lunaix-os.git] / lunaix-os / kernel / fs / mount.c

diff --git a/lunaix-os/kernel/fs/mount.c b/lunaix-os/kernel/fs/mount.c
index 282ae784ec2bdaa4a1ee12b0a32a7497dbb884b6..b62b77faa8788d273888a7828933a56b0c1ffa13 100644 (file)
--- a/lunaix-os/kernel/fs/mount.c
+++ b/lunaix-os/kernel/fs/mount.c
@@ -293,6 +293,11 @@ vfs_check_writable(struct v_dnode* dnode)
     if ((dnode->mnt->flags & MNT_RO)) {
         return EROFS;
     }
+
+    if (!check_allow_write(dnode->inode)) {
+        return EPERM;
+    }
+
     return 0;
 }