iproute2: tc netem rate: allow negative packet/cell overhead
by fixing the parsing of command-line tokens
Signed-off-by: Johannes Naab <jn@stusta.de>
diff --git a/tc/q_netem.c b/tc/q_netem.c
index f8489e9..2583072 100644
--- a/tc/q_netem.c
+++ b/tc/q_netem.c
@@ -147,6 +147,8 @@
}
#define NEXT_IS_NUMBER() (NEXT_ARG_OK() && isdigit(argv[1][0]))
+#define NEXT_IS_SIGNED_NUMBER() \
+ (NEXT_ARG_OK() && (isdigit(argv[1][0]) || argv[1][0] == '-'))
/* Adjust for the fact that psched_ticks aren't always usecs
(based on kernel PSCHED_CLOCK configuration */
@@ -393,7 +395,7 @@
explain1("rate");
return -1;
}
- if (NEXT_IS_NUMBER()) {
+ if (NEXT_IS_SIGNED_NUMBER()) {
NEXT_ARG();
if (get_s32(&rate.packet_overhead, *argv, 0)) {
explain1("rate");
@@ -407,7 +409,7 @@
return -1;
}
}
- if (NEXT_IS_NUMBER()) {
+ if (NEXT_IS_SIGNED_NUMBER()) {
NEXT_ARG();
if (get_s32(&rate.cell_overhead, *argv, 0)) {
explain1("rate");