Gitweb: http://git.kernel.org/linus/87a2d34b0372dcf6bc4caf4d97a7889f5e62a1af
Commit: 87a2d34b0372dcf6bc4caf4d97a7889f5e62a1af
Parent: e08afeb7e69f45e4ab9fbb8530fe433484b96606
Author: Roel Kluin <roel.kluin@gmail.com>
AuthorDate: Tue Jun 23 01:06:40 2009 +0200
Committer: James Bottomley <James.Bottomley@HansenPartnership.com>
CommitDate: Thu Jun 25 11:08:23 2009 -0500
[SCSI] fnic: remove redundant BUG_ONs and fix checks on unsigned
The shost sg tablesize is set to FNIC_MAX_SG_DESC_CNT and fnic uses
scsi_dma_map, so both BUG_ONs can be removed.
scsi_dma_map may return -ENOMEM, sg_count should be int to catch that.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
---
drivers/scsi/fnic/fnic_scsi.c | 7 ++-----
1 files changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c
index eabf365..bfc9969 100644
--- a/drivers/scsi/fnic/fnic_scsi.c
+++ b/drivers/scsi/fnic/fnic_scsi.c
@@ -245,7 +245,7 @@ static inline int fnic_queue_wq_copy_desc(struct fnic *fnic,
struct vnic_wq_copy *wq,
struct fnic_io_req *io_req,
struct scsi_cmnd *sc,
- u32 sg_count)
+ int sg_count)
{
struct scatterlist *sg;
struct fc_rport *rport = starget_to_rport(scsi_target(sc->device));
@@ -260,9 +260,6 @@ static inline int fnic_queue_wq_copy_desc(struct fnic *fnic,
char msg[2];
if (sg_count) {
- BUG_ON(sg_count < 0);
- BUG_ON(sg_count > FNIC_MAX_SG_DESC_CNT);
-
/* For each SGE, create a device desc entry */
desc = io_req->sgl_list;
for_each_sg(scsi_sglist(sc), sg, sg_count, i) {
@@ -344,7 +341,7 @@ int fnic_queuecommand(struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *))
struct fnic *fnic;
struct vnic_wq_copy *wq;
int ret;
- u32 sg_count;
+ int sg_count;
unsigned long flags;
unsigned long ptr;
--
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