bnxt_en: Ring free response from close path should use completion ring
authorPrashant Sreedharan <prashant@broadcom.com>
Thu, 28 Jan 2016 08:11:20 +0000 (03:11 -0500)
committerDavid S. Miller <davem@davemloft.net>
Sat, 30 Jan 2016 01:28:39 +0000 (17:28 -0800)
commit98d155d4a635fc90412b7f0d64fa81110e1eebfb
tree5be7383376927f7afa073d57bf7bd5bd5883ebd0
parent8f448388a8c40d3676ac03d9b6b86ca8e295e6c7
bnxt_en: Ring free response from close path should use completion ring

Use completion ring for ring free response from firmware.  The response
will be the last entry in the ring and we can free the ring after getting
the response.  This will guarantee no spurious DMA to freed memory.

Signed-off-by: Prashant Sreedharan <prashant@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/broadcom/bnxt/bnxt.c