[PATCH] IDE cleanup (1.612) broke all fdisks I have...

It is nice that blkdev_ioctl calls blk_ioctl itself, but unfortunately
it does that only if driver's ioctl returns -EINVAL - and IDE returns
-EIO :-(

Patch below is tested for disks - I do not have IDE floppy nor IDE tape.

drivers/ide/ide-floppy.c

@@ -1817,7 +1817,7 @@ static int idefloppy_ioctl (ide_drive_t *drive, struct inode *inode, struct file
 		return (idefloppy_get_format_progress(drive, inode, file,
 						      (int *)arg));
 	}
- 	return -EIO;
+ 	return -EINVAL;
 }
 
 /*

drivers/ide/ide.c

@@ -3347,7 +3347,7 @@ static ide_startstop_t default_error (ide_drive_t *drive, const char *msg, byte
 static int default_ioctl (ide_drive_t *drive, struct inode *inode, struct file *file,
 			  unsigned int cmd, unsigned long arg)
 {
-	return -EIO;
+	return -EINVAL;
 }
 
 static int default_open (struct inode *inode, struct file *filp, ide_drive_t *drive)