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[GFS2] Fix attributes setting logic

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The attributes logic for immutable was wrong so that there was
not way to remove this attribute once set. This fixes the
bug.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Steven Whitehouse 2006-05-12 17:07:56 -04:00
parent 9801f6461e
commit b9cb981310
1 changed files with 10 additions and 3 deletions
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13
fs/gfs2/ops_file.c
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@ -611,8 +611,10 @@ static int do_gfs2_set_flags(struct file *filp, u32 reqflags, u32 mask)
gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
if (error)
if (error) {
gfs2_holder_uninit(&gh);
return error;
}
flags = ip->i_di.di_flags;
new_flags = (flags & ~mask) | (reqflags & mask);
@ -635,9 +637,14 @@ static int do_gfs2_set_flags(struct file *filp, u32 reqflags, u32 mask)
goto out;
if (IS_APPEND(inode) && (new_flags & GFS2_DIF_APPENDONLY))
goto out;
error = gfs2_repermission(inode, MAY_WRITE, NULL);
if (error)
if (((new_flags ^ flags) & GFS2_DIF_IMMUTABLE) &&
!capable(CAP_LINUX_IMMUTABLE))
goto out;
if (!IS_IMMUTABLE(inode)) {
error = gfs2_repermission(inode, MAY_WRITE, NULL);
if (error)
goto out;
}
error = gfs2_trans_begin(sdp, RES_DINODE, 0);
if (error)