From: Alexander Barton <alex@barton.de>
Date: Fri, 6 Jan 2012 01:26:04 +0000 (+0100)
Subject: Proc_Close(): Only close socket if it is still valid
X-Git-Tag: rel-19-rc1~55
X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd-alex.git;a=commitdiff_plain;h=cc06e1ff89ae4b7ffc8d95a8ab1d9b6787a5d142

Proc_Close(): Only close socket if it is still valid

It could be invalid when calling Proc_Close() a 2nd time, for exmaple,
which could happen when we hit a timeout doing IDENT requests :-(
---

diff --git a/src/ngircd/proc.c b/src/ngircd/proc.c
index 7addb47e..e062cd0b 100644
--- a/src/ngircd/proc.c
+++ b/src/ngircd/proc.c
@@ -154,7 +154,10 @@ Proc_Read(PROC_STAT *proc, void *buffer, size_t buflen)
 GLOBAL void
 Proc_Close(PROC_STAT *proc)
 {
-	io_close(proc->pipe_fd);
+	/* Close socket, if it exists */
+	if (proc->pipe_fd >= 0)
+		io_close(proc->pipe_fd);
+
 	Proc_InitStruct(proc);
 }