[ Upstream commit723eb53690
] The workqueue only exists for the primary PF. For other functions we hit a WARN_ON in kernel/workqueue.c. Fixes:7c236c43b8
("sfc: Add support for IEEE-1588 PTP") Signed-off-by: Martin Habets <mhabets@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>