igb: Add counter to i21x doublecheck

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Add failed_counter to i21x_doublecheck(). There is possibility that
loop will never end.
With this patch the loop will stop after maximum 3 retries
to write to MTA_REGISTER

Signed-off-by: Grzegorz Siwik <grzegorz.siwik@intel.com>
Tested-by: Tony Brelinski <tonyx.brelinski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

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Grzegorz Siwik 2021-04-30 14:41:30 +02:00 • committed by Tony Nguyen

parent 356ae88f83

commit 07be39e32d

1 changed files with 5 additions and 1 deletions

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6

drivers/net/ethernet/intel/igb/e1000_mac.c

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