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[SCSI] add failure return to scsi_init_shared_tag_map() 

And use it in the stex driver.

Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
James Bottomley 2006-09-01 09:28:48 -04:00 committed by James Bottomley
parent cf355883f5
commit deb81d80ba
2 changed files with 4 additions and 4 deletions
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5
drivers/scsi/stex.c
View File

@ -1108,9 +1108,8 @@ stex_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (err)
goto out_free_irq;
scsi_init_shared_tag_map(host, ST_CAN_QUEUE);
if (host->bqt == NULL) {
err = -ENOMEM;
err = scsi_init_shared_tag_map(host, ST_CAN_QUEUE);
if (err) {
printk(KERN_ERR DRV_NAME "(%s): init shared queue failed\n",
pci_name(pdev));
goto out_free_irq;

3
include/scsi/scsi_tcq.h
View File

@ -138,9 +138,10 @@ static inline struct scsi_cmnd *scsi_find_tag(struct scsi_device *sdev, int tag)
* @shost: the host to share the tag map among all devices
* @depth: the total depth of the map
*/
static inline void scsi_init_shared_tag_map(struct Scsi_Host *shost, int depth)
static inline int scsi_init_shared_tag_map(struct Scsi_Host *shost, int depth)
{
shost->bqt = blk_init_tags(depth);
return shost->bqt ? 0 : -ENOMEM;
}
#endif /* _SCSI_SCSI_TCQ_H */