[qca-nss-clients] Add -Wall compiler flag to all clients

Signed-off-by: Murat Sezgin <msezgin@codeaurora.org>
Change-Id: Iba4c588fcb29518556fa6e56a78ef0914bcef9a2
diff --git a/Makefile b/Makefile
index 93727a2..b2815ba 100644
--- a/Makefile
+++ b/Makefile
@@ -8,7 +8,7 @@
 qca-nss-tun6rd-objs := nss_connmgr_tun6rd.o
 
 ccflags-y += -DNSS_TUN6RD_DEBUG_LEVEL=0
-ccflags-y += -Werror
+ccflags-y += -Wall -Werror
 
 KERNELVERSION := $(word 1, $(subst ., ,$(KERNELVERSION))).$(word 2, $(subst ., ,$(KERNELVERSION)))