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e1000: Use time_after() for time comparison

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To be future-proof and for better readability the time comparisons are modified
to use time_after() instead of plain, error-prone math.

Signed-off-by: Manuel Schölling <manuel.schoelling@gmx.de>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Manuel Schölling 2014-05-23 18:04:17 +00:00 committed by Jeff Kirsher
parent c46d150404
commit 1aa65f4d7f
1 changed files with 2 additions and 1 deletions
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3
drivers/net/ethernet/intel/e1000/e1000_ethtool.c
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@ -1460,7 +1460,8 @@ static int e1000_run_loopback_test(struct e1000_adapter *adapter)
* enough time to complete the receives, if it's
* exceeded, break and error off
*/
} while (good_cnt < 64 && jiffies < (time + 20));
} while (good_cnt < 64 && time_after(time + 20, jiffies));
if (good_cnt != 64) {
ret_val = 13; /* ret_val is the same as mis-compare */
break;