Messages in this thread Patch in this message | | | Date | Fri, 15 Nov 2013 20:31:12 +0800 | From | ZHAO Gang <> | Subject | [PATCH 3/4] staging: et131x: stop read when hit max delay in et131x_phy_mii_read |
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stop read and return error when hit max delay time.
Signed-off-by: ZHAO Gang <gamerh2o@gmail.com> --- 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 cda037a..6254a6b 100644 --- a/drivers/staging/et131x/et131x.c +++ b/drivers/staging/et131x/et131x.c @@ -1392,6 +1392,7 @@ 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 @@ -1399,6 +1400,7 @@ 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); -- 1.8.3.1
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