* [PATCH] dumpcap: check return value from adding interface
@ 2024-10-27 18:28 Stephen Hemminger
2024-10-27 20:25 ` Morten Brørup
0 siblings, 1 reply; 2+ messages in thread
From: Stephen Hemminger @ 2024-10-27 18:28 UTC (permalink / raw)
To: dev; +Cc: Stephen Hemminger
The rte_pcapng_add_interface could fail.
For example: running out of space for the file.
Covertity issue: 446742
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
app/dumpcap/main.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/app/dumpcap/main.c b/app/dumpcap/main.c
index fcfaa19951..260ca72dc6 100644
--- a/app/dumpcap/main.c
+++ b/app/dumpcap/main.c
@@ -800,9 +800,9 @@ static dumpcap_out_t create_output(void)
free(os);
TAILQ_FOREACH(intf, &interfaces, next) {
- rte_pcapng_add_interface(ret.pcapng, intf->port,
- intf->ifname, intf->ifdescr,
- intf->opts.filter);
+ if (rte_pcapng_add_interface(ret.pcapng, intf->port, intf->ifname,
+ intf->ifdescr, intf->opts.filter) < 0)
+ rte_exit(EXIT_FAILURE, "pcapng_add_interface %u failed\n", intf->port);
}
} else {
pcap_t *pcap;
--
2.45.2
^ permalink raw reply [flat|nested] 2+ messages in thread
* RE: [PATCH] dumpcap: check return value from adding interface
2024-10-27 18:28 [PATCH] dumpcap: check return value from adding interface Stephen Hemminger
@ 2024-10-27 20:25 ` Morten Brørup
0 siblings, 0 replies; 2+ messages in thread
From: Morten Brørup @ 2024-10-27 20:25 UTC (permalink / raw)
To: Stephen Hemminger, dev
Acked-by: Morten Brørup <mb@smartsharesystems.com>
^ permalink raw reply [flat|nested] 2+ messages in thread
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