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authorDan Carpenter <error27@gmail.com>2011-02-15 21:33:13 (GMT)
committerJames Bottomley <James.Bottomley@suse.de>2011-02-18 18:34:38 (GMT)
commit382be668c5a284844f9dcbb5b1cb8ffba2386d80 (patch)
treef32e381380abebd99a3ee77566efc494541e2347 /drivers/scsi/hpsa.c
parentba95e2ac6bfeb9af92153058a353fc47e1addc02 (diff)
downloadlinux-fsl-qoriq-382be668c5a284844f9dcbb5b1cb8ffba2386d80.tar.xz
[SCSI] hpsa: fix bad comparison
'!' has higher precedence than '&'. CFGTBL_ChangeReq is 0x1 so the original code is equivelent to if (!doorbell_value) {... Signed-off-by: Dan Carpenter <error27@gmail.com> Acked-by: Stephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/hpsa.c')
-rw-r--r--drivers/scsi/hpsa.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index eb6938f..c30591f 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -3614,7 +3614,7 @@ static void __devinit hpsa_wait_for_mode_change_ack(struct ctlr_info *h)
spin_lock_irqsave(&h->lock, flags);
doorbell_value = readl(h->vaddr + SA5_DOORBELL);
spin_unlock_irqrestore(&h->lock, flags);
- if (!doorbell_value & CFGTBL_ChangeReq)
+ if (!(doorbell_value & CFGTBL_ChangeReq))
break;
/* delay and try again */
usleep_range(10000, 20000);