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authorAndy Shevchenko <andy.shevchenko@gmail.com>2015-01-06 23:17:53 +0200
committerDavid S. Miller <davem@davemloft.net>2015-01-06 17:41:36 -0500
commit2abad79afa700e837cb4feed170141292e0720c0 (patch)
tree202c06a9703ff2fbd63b7304966b17593be8771a /drivers/net/ethernet/qlogic/qla3xxx.c
parentMerge tag 'batman-adv-fix-for-davem' of git://git.open-mesh.org/linux-merge (diff)
downloadlinux-dev-2abad79afa700e837cb4feed170141292e0720c0.tar.xz
linux-dev-2abad79afa700e837cb4feed170141292e0720c0.zip
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>
Diffstat (limited to 'drivers/net/ethernet/qlogic/qla3xxx.c')
-rw-r--r--drivers/net/ethernet/qlogic/qla3xxx.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
index c2f09af5c25b..4847713211ca 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -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;