From 9f227e4c91f03d9ff801bf2ae2321cb22c91800d Mon Sep 17 00:00:00 2001
From: paco <paco@voltanet.io>
Date: Mon, 11 Jun 2018 20:14:59 +0200
Subject: [PATCH] lib: null return value check (Coverity 1469894)

Signed-off-by: F. Aragon <paco@voltanet.io>
---
 lib/command.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/command.c b/lib/command.c
index 7df81438f2..a8e61c6bb4 100644
--- a/lib/command.c
+++ b/lib/command.c
@@ -1184,7 +1184,7 @@ static int handle_pipe_action(struct vty *vty, const char *cmd_in,
 			      char **cmd_out)
 {
 	/* look for `|` */
-	char *orig, *working, *token;
+	char *orig, *working, *token, *u;
 	char *pipe = strstr(cmd_in, "| ");
 
 	if (!pipe)
@@ -1213,7 +1213,8 @@ static int handle_pipe_action(struct vty *vty, const char *cmd_in,
 			goto fail;
 		}
 		*cmd_out = XSTRDUP(MTYPE_TMP, cmd_in);
-		*(strstr(*cmd_out, "|")) = '\0';
+		u = *cmd_out;
+		strsep(&u, "|");
 	} else {
 		vty_out(vty, "%% Unknown action '%s'\n", token);
 		goto fail;