From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sat, 14 Dec 2024 14:39:19 +0000 (+0000)
Subject: jail: Check if we received a valid file descriptor for the cgroup
X-Git-Tag: 0.9.30~710
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6056a5f182a7c6b8896de0e1a93eb6976aa2ba06;p=pakfire.git

jail: Check if we received a valid file descriptor for the cgroup

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

diff --git a/src/libpakfire/jail.c b/src/libpakfire/jail.c
index 3aaa6888c..13e827674 100644
--- a/src/libpakfire/jail.c
+++ b/src/libpakfire/jail.c
@@ -1526,7 +1526,11 @@ static int __pakfire_jail_exec(struct pakfire_jail* jail,
 		}
 
 		// Clone into this cgroup
-		args.cgroup = pakfire_cgroup_fd(ctx.cgroup);
+		args.cgroup = r = pakfire_cgroup_fd(ctx.cgroup);
+		if (r < 0) {
+			ERROR(jail->ctx, "Could not determine the file descriptor of the cgroup\n");
+			goto ERROR;
+		}
 	}
 
 	// Setup networking