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authorPaul Mackerras <paulus@samba.org>2005-11-10 11:06:04 +1100
committerPaul Mackerras <paulus@samba.org>2005-11-10 11:06:04 +1100
commit31e7f1ff3c5d39a70da85f7d81a1ab1f4e64fa97 (patch)
treea6cb8f14b1182e5dce55d13e52c1182a8c7e0402 /drivers/block/floppy.c
parentfca5dcd4835ed09bb1a48a355344aff7a25c76e0 (diff)
parent6730c3c14421b7c924d06e31bb66e0adad225547 (diff)
Merge ../linux-2.6
Diffstat (limited to 'drivers/block/floppy.c')
-rw-r--r--drivers/block/floppy.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 5eadbb9d4d7..28002de783b 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -3714,6 +3714,12 @@ static int floppy_open(struct inode *inode, struct file *filp)
USETF(FD_VERIFY);
}
+ /* set underlying gendisk policy to reflect real ro/rw status */
+ if (UTESTF(FD_DISK_WRITABLE))
+ inode->i_bdev->bd_disk->policy = 0;
+ else
+ inode->i_bdev->bd_disk->policy = 1;
+
if (UDRS->fd_ref == -1 || (UDRS->fd_ref && (filp->f_flags & O_EXCL)))
goto out2;
@@ -3770,8 +3776,7 @@ static int floppy_open(struct inode *inode, struct file *filp)
/* Allow ioctls if we have write-permissions even if read-only open.
* Needed so that programs such as fdrawcmd still can work on write
* protected disks */
- if (filp->f_mode & 2
- || permission(filp->f_dentry->d_inode, 2, NULL) == 0)
+ if ((filp->f_mode & FMODE_WRITE) || !file_permission(filp, MAY_WRITE))
filp->private_data = (void *)8;
if (UFDCS->rawcmd == 1)