WAN: Remove unneeded "#include <net/syncppp.h>"

Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c
index 50ef5b4..f5d55ad 100644
--- a/drivers/net/wan/dscc4.c
+++ b/drivers/net/wan/dscc4.c
@@ -103,7 +103,6 @@
 #include <linux/netdevice.h>
 #include <linux/skbuff.h>
 #include <linux/delay.h>
-#include <net/syncppp.h>
 #include <linux/hdlc.h>
 #include <linux/mutex.h>
 
diff --git a/drivers/net/wan/lmc/lmc_media.c b/drivers/net/wan/lmc/lmc_media.c
index 8aa461c..1cc5834 100644
--- a/drivers/net/wan/lmc/lmc_media.c
+++ b/drivers/net/wan/lmc/lmc_media.c
@@ -16,8 +16,6 @@
 #include <linux/inet.h>
 #include <linux/bitops.h>
 
-#include <net/syncppp.h>
-
 #include <asm/processor.h>             /* Processor type for cache alignment. */
 #include <asm/io.h>
 #include <asm/dma.h>
diff --git a/drivers/net/wan/pc300_drv.c b/drivers/net/wan/pc300_drv.c
index 3341705..694df44 100644
--- a/drivers/net/wan/pc300_drv.c
+++ b/drivers/net/wan/pc300_drv.c
@@ -227,8 +227,6 @@
 #include <linux/netdevice.h>
 #include <linux/spinlock.h>
 #include <linux/if.h>
-
-#include <net/syncppp.h>
 #include <net/arp.h>
 
 #include <asm/io.h>