From 83a5a20352dccd336a0114238c5988f0a9fa6d3e Mon Sep 17 00:00:00 2001
From: Denys Vlasenko <dvlasenk@redhat.com>
Date: Thu, 23 Jan 2020 14:21:26 +0100
Subject: [PATCH] If fork fails in getOutputFrom(), close opened unused pipe
 fds on error code path

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
---
 build/rpmfc.c | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/build/rpmfc.c b/build/rpmfc.c
index f5f3793b9..81101518b 100644
--- a/build/rpmfc.c
+++ b/build/rpmfc.c
@@ -277,6 +277,17 @@ static int getOutputFrom(ARGV_t argv,
     }
     
     child = fork();
+    if (child < 0) {
+	rpmlog(RPMLOG_ERR, _("Couldn't fork %s: %s\n"),
+		argv[0], strerror(errno));
+	if (doio) {
+	    close(toProg[1]);
+	    close(toProg[0]);
+	    close(fromProg[0]);
+	    close(fromProg[1]);
+	}
+	return -1;
+    }
     if (child == 0) {
 	close(toProg[1]);
 	close(fromProg[0]);
@@ -299,11 +310,6 @@ static int getOutputFrom(ARGV_t argv,
 		argv[0], strerror(errno));
 	_exit(EXIT_FAILURE);
     }
-    if (child < 0) {
-	rpmlog(RPMLOG_ERR, _("Couldn't fork %s: %s\n"),
-		argv[0], strerror(errno));
-	return -1;
-    }
 
     if (!doio)
 	goto reap;