Make the ioctl() interface cleaner with regard to types: use size_t

instead of int where the variable has to hold buffer lengths,
use u_int for things like number of network interfaces which
in principle can never be negative.

2 files changed, 4 insertions, 2 deletions

diff --git a/sys/netatm/spans/spans_arp.c b/sys/netatm/spans/spans_arp.c
index 9e8666c..06b73fe 100644
--- a/sys/netatm/spans/spans_arp.c
+++ b/sys/netatm/spans/spans_arp.c
@@ -927,7 +927,8 @@ spansarp_ioctl(code, data, arg1)
 	struct ipvcc		*ivp, *inext;
 	struct in_addr		ip;
 	u_long			dst;
-	int			err = 0, i, buf_len;
+	int			err = 0, i;
+	size_t buf_len;
 	caddr_t			buf_addr;
 
 
diff --git a/sys/netatm/spans/spans_if.c b/sys/netatm/spans/spans_if.c
index b0ae569..c4f071e 100644
--- a/sys/netatm/spans/spans_if.c
+++ b/sys/netatm/spans/spans_if.c
@@ -906,7 +906,8 @@ spans_ioctl(code, data, arg1)
 	struct spans_vccb	*svp;
 	struct air_vcc_rsp	rsp;
 	Atm_connection		*cop;
-	int			buf_len, err = 0, i, vpi, vci;
+	int			err = 0, i, vpi, vci;
+	size_t buf_len;
 	caddr_t			buf_addr;