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[SCSI] qla1280: Drop host_lock while requesting firmware 

request_firmware() may sleep and it appears to be safe to release the
spinlock here.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Cc: stable@kernel.org
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Ben Hutchings 2010-01-23 18:40:29 +00:00 committed by James Bottomley
parent 7c56533cf4
commit 2cec802980
1 changed files with 4 additions and 0 deletions
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4
drivers/scsi/qla1280.c
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@ -1640,8 +1640,10 @@ qla1280_load_firmware_pio(struct scsi_qla_host *ha)
uint16_t mb[MAILBOX_REGISTER_COUNT], i;
int err;
spin_unlock_irq(ha->host->host_lock);
err = request_firmware(&fw, ql1280_board_tbl[ha->devnum].fwname,
&ha->pdev->dev);
spin_lock_irq(ha->host->host_lock);
if (err) {
printk(KERN_ERR "Failed to load image \"%s\" err %d\n",
ql1280_board_tbl[ha->devnum].fwname, err);
@ -1699,8 +1701,10 @@ qla1280_load_firmware_dma(struct scsi_qla_host *ha)
return -ENOMEM;
#endif
spin_unlock_irq(ha->host->host_lock);
err = request_firmware(&fw, ql1280_board_tbl[ha->devnum].fwname,
&ha->pdev->dev);
spin_lock_irq(ha->host->host_lock);
if (err) {
printk(KERN_ERR "Failed to load image \"%s\" err %d\n",
ql1280_board_tbl[ha->devnum].fwname, err);