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-rw-r--r--drivers/block/ub.c6
-rw-r--r--drivers/ide/ide-cd.c4
-rw-r--r--drivers/ide/ide-tape.c2
-rw-r--r--drivers/message/fusion/mptsas.c3
-rw-r--r--drivers/scsi/libsas/sas_expander.c4
-rw-r--r--drivers/scsi/libsas/sas_host_smp.c3
-rw-r--r--drivers/scsi/mpt2sas/mpt2sas_transport.c4
7 files changed, 15 insertions, 11 deletions
diff --git a/drivers/block/ub.c b/drivers/block/ub.c
index f32781cff45..e67bbae9547 100644
--- a/drivers/block/ub.c
+++ b/drivers/block/ub.c
@@ -781,8 +781,10 @@ static void ub_rw_cmd_done(struct ub_dev *sc, struct ub_scsi_cmd *cmd)
if (cmd->error == 0) {
if (blk_pc_request(rq)) {
- if (cmd->act_len < blk_rq_bytes(rq))
- rq->resid_len = blk_rq_bytes(rq) - cmd->act_len;
+ if (cmd->act_len >= rq->resid_len)
+ rq->resid_len = 0;
+ else
+ rq->resid_len -= cmd->act_len;
scsi_status = 0;
} else {
if (cmd->act_len != cmd->len) {
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 4c7792fd5f9..081aed6781c 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -699,6 +699,7 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
out_end:
if (blk_pc_request(rq) && rc == 0) {
+ rq->resid_len = 0;
blk_end_request_all(rq, 0);
hwif->rq = NULL;
} else {
@@ -718,8 +719,7 @@ out_end:
/* make sure it's fully ended */
if (blk_fs_request(rq) == 0) {
- rq->resid_len = blk_rq_bytes(rq) -
- (cmd->nbytes - cmd->nleft);
+ rq->resid_len -= cmd->nbytes - cmd->nleft;
if (uptodate == 0 && (cmd->tf_flags & IDE_TFLAG_WRITE))
rq->resid_len += cmd->last_xfer_len;
}
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index e16604562f2..683ff37d407 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -380,7 +380,7 @@ static int ide_tape_callback(ide_drive_t *drive, int dsc)
}
tape->first_frame += blocks;
- rq->resid_len = blk_rq_bytes(rq) - blocks * tape->blk_size;
+ rq->resid_len -= blocks * tape->blk_size;
if (pc->error) {
uptodate = 0;
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index 4e6fcf06a6f..79f5433359f 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -1357,7 +1357,8 @@ static int mptsas_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy,
smprep = (SmpPassthroughReply_t *)ioc->sas_mgmt.reply;
memcpy(req->sense, smprep, sizeof(*smprep));
req->sense_len = sizeof(*smprep);
- rsp->resid_len = blk_rq_bytes(rsp) - smprep->ResponseDataLength;
+ req->resid_len = 0;
+ rsp->resid_len -= smprep->ResponseDataLength;
} else {
printk(MYIOC_s_ERR_FMT "%s: smp passthru reply failed to be returned\n",
ioc->name, __func__);
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index 531af9ed719..54fa1e42dc4 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -1937,7 +1937,11 @@ int sas_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy,
if (ret > 0) {
/* positive number is the untransferred residual */
rsp->resid_len = ret;
+ req->resid_len = 0;
ret = 0;
+ } else if (ret == 0) {
+ rsp->resid_len = 0;
+ req->resid_len = 0;
}
return ret;
diff --git a/drivers/scsi/libsas/sas_host_smp.c b/drivers/scsi/libsas/sas_host_smp.c
index be9a951b977..1bc3b756799 100644
--- a/drivers/scsi/libsas/sas_host_smp.c
+++ b/drivers/scsi/libsas/sas_host_smp.c
@@ -176,9 +176,6 @@ int sas_smp_host_handler(struct Scsi_Host *shost, struct request *req,
resp_data[1] = req_data[1];
resp_data[2] = SMP_RESP_FUNC_UNK;
- req->resid_len = blk_rq_bytes(req);
- rsp->resid_len = blk_rq_bytes(rsp);
-
switch (req_data[1]) {
case SMP_REPORT_GENERAL:
req->resid_len -= 8;
diff --git a/drivers/scsi/mpt2sas/mpt2sas_transport.c b/drivers/scsi/mpt2sas/mpt2sas_transport.c
index af95a449930..5c65da519e3 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_transport.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_transport.c
@@ -1170,8 +1170,8 @@ transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy,
memcpy(req->sense, mpi_reply, sizeof(*mpi_reply));
req->sense_len = sizeof(*mpi_reply);
- rsp->resid_len = blk_rq_bytes(rsp) -
- mpi_reply->ResponseDataLength;
+ req->resid_len = 0;
+ rsp->resid_len -= mpi_reply->ResponseDataLength;
} else {
dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT
"%s - no reply\n", ioc->name, __func__));