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authorIngo Molnar <mingo@elte.hu>2012-03-14 08:48:16 (GMT)
committerIngo Molnar <mingo@elte.hu>2012-03-14 08:48:16 (GMT)
commitc96a9876696d30783ad54399351a0bf3660db53f (patch)
tree74daba0ed1fd2838e8eb527c4f7fe5262ee979bd /drivers/block/floppy.c
parentd1f42e314c9c50541c79a6edf2b4cab63fe02ee3 (diff)
parentfde7d9049e55ab85a390be7f415d74c9f62dd0f9 (diff)
downloadlinux-fsl-qoriq-c96a9876696d30783ad54399351a0bf3660db53f.tar.xz
Merge tag 'v3.3-rc7' into x86/platform
Merge reason: Update to the almost-final v3.3 kernel. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/block/floppy.c')
-rw-r--r--drivers/block/floppy.c19
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 510fb10..744f078 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -3832,7 +3832,7 @@ static int __floppy_read_block_0(struct block_device *bdev)
bio.bi_size = size;
bio.bi_bdev = bdev;
bio.bi_sector = 0;
- bio.bi_flags = BIO_QUIET;
+ bio.bi_flags = (1 << BIO_QUIET);
init_completion(&complete);
bio.bi_private = &complete;
bio.bi_end_io = floppy_rb0_complete;
@@ -4368,8 +4368,14 @@ out_unreg_blkdev:
out_put_disk:
while (dr--) {
del_timer_sync(&motor_off_timer[dr]);
- if (disks[dr]->queue)
+ if (disks[dr]->queue) {
blk_cleanup_queue(disks[dr]->queue);
+ /*
+ * put_disk() is not paired with add_disk() and
+ * will put queue reference one extra time. fix it.
+ */
+ disks[dr]->queue = NULL;
+ }
put_disk(disks[dr]);
}
return err;
@@ -4579,6 +4585,15 @@ static void __exit floppy_module_exit(void)
platform_device_unregister(&floppy_device[drive]);
}
blk_cleanup_queue(disks[drive]->queue);
+
+ /*
+ * These disks have not called add_disk(). Don't put down
+ * queue reference in put_disk().
+ */
+ if (!(allowed_drive_mask & (1 << drive)) ||
+ fdc_state[FDC(drive)].version == FDC_NONE)
+ disks[drive]->queue = NULL;
+
put_disk(disks[drive]);
}