From 2eefc17894718cf963b02b0d690e2991e10515c8 Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Fri, 10 Jun 2016 18:54:10 -0500
Subject: xreadlink() only exits for memory allocation, it returns 0 if file
 not found.

(I forget who reported this bug, wasn't me.)
---
 toys/pending/netstat.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'toys')

diff --git a/toys/pending/netstat.c b/toys/pending/netstat.c
index 02ab4fc2..f8d622e2 100644
--- a/toys/pending/netstat.c
+++ b/toys/pending/netstat.c
@@ -424,8 +424,8 @@ static void scan_pid_inodes(char *path)
 
     if (!isdigit(entry->d_name[0])) continue;
     snprintf(link_name, sizeof(link_name), "%s/%s", path, entry->d_name);
-    link = xreadlink(link_name);
-    if ((inode = ss_inode(link)) != -1) add2list(inode);
+    if ((link = xreadlink(link_name) && (inode = ss_inode(link))!=-1)
+      add2list(inode);
     free(link);
   }
   closedir(dp);
-- 
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