[PATCH] netstat: Produce non-NULL output for netstat
mark.marshall at omicronenergy.com
mark.marshall at omicronenergy.com
Mon Mar 19 09:45:40 UTC 2018
From: Mark Marshall <mark.marshall at omicronenergy.com>
If we don't ask for numerical output, and the symbolic look-up failed
we used to get "(null)", but the numeric output would be better.
Signed-off-by: Mark Marshall <mark.marshall at omicronenergy.com>
---
networking/netstat.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/networking/netstat.c b/networking/netstat.c
index 33281e3..f6bcd44 100644
--- a/networking/netstat.c
+++ b/networking/netstat.c
@@ -397,8 +397,11 @@ static char *ip_port_str(struct sockaddr *addr, int port, const char *proto, int
/* Code which used "*" for INADDR_ANY is removed: it's ambiguous
* in IPv6, while "0.0.0.0" is not. */
- host = numeric ? xmalloc_sockaddr2dotted_noport(addr)
- : xmalloc_sockaddr2host_noport(addr);
+ host = NULL;
+ if (!numeric)
+ host = xmalloc_sockaddr2host_noport(addr);
+ if (!host)
+ host = xmalloc_sockaddr2dotted_noport(addr);
host_port = xasprintf("%s:%s", host, get_sname(htons(port), proto, numeric));
free(host);
--
2.7.4
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