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[SCSI] u14-34f: fix scsi_dma_map failure case 

When unsigned, scsi_dma_map may return -ENOMEM without triggering BUG_ON()

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
roel kluin 2008-10-29 14:24:47 -07:00 committed by James Bottomley
parent 237abac6ff
commit 8d6dda7f0c
1 changed files with 2 additions and 1 deletions
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3
drivers/scsi/u14-34f.c
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@ -1111,7 +1111,8 @@ static int u14_34f_detect(struct scsi_host_template *tpnt) {
static void map_dma(unsigned int i, unsigned int j) {
unsigned int data_len = 0;
unsigned int k, count, pci_dir;
unsigned int k, pci_dir;
int count;
struct scatterlist *sg;
struct mscp *cpp;
struct scsi_cmnd *SCpnt;