[PATCH] hostap: rename hostap.c to hostap_main.c

I wanted to remove the #include "hostap_ioctl.c" from hostap.c and
build hostap_ioctl.c separately, but this doesn't work since hostap.c
has the same name as the module.

After renaming hostap.c this will be possible.
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Acked-by: Jouni Malinen <jkmaline@cc.hut.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/hostap/Makefile

+hostap-y := hostap_main.o
 obj-$(CONFIG_HOSTAP) += hostap.o
 
 obj-$(CONFIG_HOSTAP_CS) += hostap_cs.o