UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

qla3xxx: don't allow never end busy loop 

The counter variable wasn't increased at all which may stuck under
certain circumstances.

Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andy Shevchenko 2015-01-06 23:17:53 +02:00 committed by David S. Miller
parent 627d2cc016
commit 2abad79afa
1 changed files with 3 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/net/ethernet/qlogic/qla3xxx.c
View File

@ -146,10 +146,7 @@ static int ql_wait_for_drvr_lock(struct ql3_adapter *qdev)
{
int i = 0;
while (i < 10) {
if (i)
ssleep(1);
do {
if (ql_sem_lock(qdev,
QL_DRVR_SEM_MASK,
(QL_RESOURCE_BITS_BASE_CODE | (qdev->mac_index)
@ -158,7 +155,8 @@ static int ql_wait_for_drvr_lock(struct ql3_adapter *qdev)
"driver lock acquired\n");
return 1;
}
}
ssleep(1);
} while (++i < 10);
netdev_err(qdev->ndev, "Timed out waiting for driver lock...\n");
return 0;