[ 056/108] e1000e: Correct link check logic for 82571 serdes

3.2-stable review patch. If anyone has any objections, please let me know. -- From: Tushar Dave commit d0efa8f23a644f7cb7d1f8e78dd9a223efa412a3 upstream. SYNCH bit and IV bit of RXCW register are sticky. Before examining these bits, RXCW should be read twice to filter out

[ 056/108] e1000e: Correct link check logic for 82571 serdes

3.2-stable review patch. If anyone has any objections, please let me know. -- From: Tushar Dave tushar.n.d...@intel.com commit d0efa8f23a644f7cb7d1f8e78dd9a223efa412a3 upstream. SYNCH bit and IV bit of RXCW register are sticky. Before examining these bits, RXCW should be read