[PATCH RESEND 1/3] staging: et131x: stop read when hit max delay in et131x_phy_mii_read
Zhao, Gang
gamerh2o at gmail.com
Wed Feb 5 16:10:34 UTC 2014
stop read and return error when hit max delay time.
Signed-off-by: Zhao, Gang <gamerh2o at gmail.com>
Acked-by: Mark Einon <mark.einon at gmail.com>
---
Acked at post: http://article.gmane.org/gmane.linux.kernel/1599347
drivers/staging/et131x/et131x.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/staging/et131x/et131x.c b/drivers/staging/et131x/et131x.c
index e516bb6..cf97049 100644
--- a/drivers/staging/et131x/et131x.c
+++ b/drivers/staging/et131x/et131x.c
@@ -1388,6 +1388,7 @@ static int et131x_phy_mii_read(struct et131x_adapter *adapter, u8 addr,
mii_indicator);
status = -EIO;
+ goto out;
}
/* If we hit here we were able to read the register and we need to
@@ -1395,6 +1396,7 @@ static int et131x_phy_mii_read(struct et131x_adapter *adapter, u8 addr,
*/
*value = readl(&mac->mii_mgmt_stat) & ET_MAC_MIIMGMT_STAT_PHYCRTL_MASK;
+out:
/* Stop the read operation */
writel(0, &mac->mii_mgmt_cmd);
--
1.8.5.3
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