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Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes
[pandora-kernel.git]
/
fs
/
gfs2
/
file.c
diff --git
a/fs/gfs2/file.c
b/fs/gfs2/file.c
index
a6abbae
..
b20bfcc
100644
(file)
--- 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;
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)
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;
{
struct inode *inode = filp->f_path.dentry->d_inode;
u32 fsflags, gfsflags;
+
if (get_user(fsflags, ptr))
return -EFAULT;
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)
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 (!(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) {
return -ENOLCK;
if (cmd == F_CANCELLK) {