iwlegacy: rename iwl-debug.c to debug.c

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
diff --git a/drivers/net/wireless/iwlegacy/Makefile b/drivers/net/wireless/iwlegacy/Makefile
index 7421841..c985a01 100644
--- a/drivers/net/wireless/iwlegacy/Makefile
+++ b/drivers/net/wireless/iwlegacy/Makefile
@@ -1,6 +1,6 @@
 obj-$(CONFIG_IWLEGACY)	+= iwlegacy.o
 iwlegacy-objs 		:= common.o
-iwlegacy-$(CONFIG_IWLEGACY_DEBUGFS) += iwl-debugfs.o
+iwlegacy-$(CONFIG_IWLEGACY_DEBUGFS) += debug.o
 
 iwlegacy-objs += $(iwlegacy-m)
 
diff --git a/drivers/net/wireless/iwlegacy/iwl-debugfs.c b/drivers/net/wireless/iwlegacy/debug.c
similarity index 100%
rename from drivers/net/wireless/iwlegacy/iwl-debugfs.c
rename to drivers/net/wireless/iwlegacy/debug.c