X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=fs%2Fgfs2%2Ffile.c;h=e6dd2aec6f822fe1ffa6cc8d442bd1dd03ca496f;hb=f16a5e347835c6a0ba958535cf6e6c89d50463b8;hp=a6abbae8a278cefb0ae39fe4553341a5ce85ebef;hpb=b93a4afcff7be859e30cad2a305731516057d6cf;p=pandora-kernel.git

diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index a6abbae8a278..b20bfcc9fa2d 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -218,6 +218,11 @@ static int do_gfs2_set_flags(struct file *filp, u32 reqflags, u32 mask)
 	if (error)
 		goto out_drop_write;
 
+	error = -EACCES;
+	if (!is_owner_or_cap(inode))
+		goto out;
+
+	error = 0;
 	flags = ip->i_diskflags;
 	new_flags = (flags & ~mask) | (reqflags & mask);
 	if ((new_flags ^ flags) == 0)
@@ -275,8 +280,10 @@ static int gfs2_set_flags(struct file *filp, u32 __user *ptr)
 {
 	struct inode *inode = filp->f_path.dentry->d_inode;
 	u32 fsflags, gfsflags;
+
 	if (get_user(fsflags, ptr))
 		return -EFAULT;
+
 	gfsflags = fsflags_cvt(fsflags_to_gfs2, fsflags);
 	if (!S_ISDIR(inode->i_mode)) {
 		if (gfsflags & GFS2_DIF_INHERIT_JDATA)
@@ -640,7 +647,7 @@ static int gfs2_lock(struct file *file, int cmd, struct file_lock *fl)
 
 	if (!(fl->fl_flags & FL_POSIX))
 		return -ENOLCK;
-	if (__mandatory_lock(&ip->i_inode))
+	if (__mandatory_lock(&ip->i_inode) && fl->fl_type != F_UNLCK)
 		return -ENOLCK;
 
 	if (cmd == F_CANCELLK) {