If drive still wants to transfer the data we need to pad the transfer
instead of just finishing the request.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
---
drivers/ide/ide-cd.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
Index: b/drivers/ide/ide-cd.c
===================================================================
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -1500,9 +1500,11 @@ static ide_startstop_t cdrom_pc_intr (id
if (xferfunc) {
if (!rq->data) {
+ printk(KERN_ERR "%s: confused, missing data\n",
+ drive->name);
blk_dump_rq_flags(rq, write ? "cdrom_pc_intr, write"
: "cdrom_pc_intr, read");
- goto confused;
+ goto pad;
}
/* Transfer the data. */
xferfunc(drive, rq->data, thislen);
@@ -1515,7 +1517,6 @@ static ide_startstop_t cdrom_pc_intr (id
if (write && blk_sense_request(rq))
rq->sense_len += thislen;
} else {
-confused:
printk (KERN_ERR "%s: cdrom_pc_intr: The drive "
"appears confused (ireason = 0x%02x). "
"Trying to recover by ending request.\n",
@@ -1524,7 +1525,7 @@ confused:
cdrom_end_request(drive, 0);
return ide_stopped;
}
-
+pad:
/*
* If we haven't moved enough data to satisfy the drive,
* add some padding.
-
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