Author: Markus Elfring <elfring@users.sourceforge.net> The functions phy_exit() and phy_power_off() test whether their argument is NULL and then return immediately. Thus the test around the calls is not needed. This issue was detected by using the Coccinelle software. [bhelgaas: also phy_init() and phy_power_on(), as Ray Jui suggested] [bhelgaas: also remove tests in iproc_pcie_remove()] Signed-off-by: Markus Elfring …