From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sat, 16 Dec 2023 13:07:00 +0000 (+0000)
Subject: jail: Only try to restore file descriptors if they are still open
X-Git-Tag: 0.9.30~1281
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7ac38d6666f5d7eaa5d69a0ce1fc4b04f15fe3fb;p=pakfire.git

jail: Only try to restore file descriptors if they are still open

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/libpakfire/jail.c b/src/libpakfire/jail.c
index 7f67d080a..c26b3d09b 100644
--- a/src/libpakfire/jail.c
+++ b/src/libpakfire/jail.c
@@ -1251,8 +1251,10 @@ ERROR:
 		close(timerfd);
 
 	// Restore any changed terminal attributes
-	pakfire_jail_restore_attrs(jail, &ctx->pty.stdin);
-	pakfire_jail_restore_attrs(jail, &ctx->pty.stdout);
+	if (ctx->pty.stdin.fd >= 0)
+		pakfire_jail_restore_attrs(jail, &ctx->pty.stdin);
+	if (ctx->pty.stdout.fd >= 0)
+		pakfire_jail_restore_attrs(jail, &ctx->pty.stdout);
 
 	return r;
 }