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network: tc: refuse to set 0 for FlowQueuePIE.PacketLimit=

This commit is contained in:
Yu Watanabe 2020-09-17 17:16:49 +09:00
parent 8f6b6d7091
commit fdeecf7bba
1 changed files with 9 additions and 1 deletions
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10
src/network/tc/fq-pie.c
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@ -52,6 +52,7 @@ int config_parse_fq_pie_packet_limit(
_cleanup_(qdisc_free_or_set_invalidp) QDisc *qdisc = NULL;
FlowQueuePIE *fq_pie;
Network *network = data;
uint32_t val;
int r;
assert(filename);
@ -75,14 +76,21 @@ int config_parse_fq_pie_packet_limit(
return 0;
}
r = safe_atou32(rvalue, &fq_pie->packet_limit);
r = safe_atou32(rvalue, &val);
if (r < 0) {
log_syntax(unit, LOG_WARNING, filename, line, r,
"Failed to parse '%s=', ignoring assignment: %s",
lvalue, rvalue);
return 0;
}
if (val == 0) {
log_syntax(unit, LOG_WARNING, filename, line, 0,
"Invalid '%s=', ignoring assignment: %s",
lvalue, rvalue);
return 0;
}
fq_pie->packet_limit = val;
qdisc = NULL;
return 0;