diff options
| -rw-r--r-- | fs/gfs2/ops_file.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/fs/gfs2/ops_file.c b/fs/gfs2/ops_file.c index c2dbc300a50..cf724800e0e 100644 --- a/fs/gfs2/ops_file.c +++ b/fs/gfs2/ops_file.c @@ -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) |