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From 22423054480ed8dee70160e9e886ca372b3440f3 Mon Sep 17 00:00:00 2001
From: Michal Schmidt <mschmidt@redhat.com>
Date: Tue, 21 Jul 2015 18:26:09 +0200
Subject: [PATCH] udev: fix crash with invalid udev.log-priority

Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1245293

Conflicts:
	src/udev/udevd.c

Cherry-picked from: e00f5bddde0daff900cbd93e1ee0530ad1ae06ce
Resolves: #1245293
---
 src/udev/udevd.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/udev/udevd.c b/src/udev/udevd.c
index 21e7e7f9a9..82c7a5425a 100644
--- a/src/udev/udevd.c
+++ b/src/udev/udevd.c
@@ -990,7 +990,10 @@ static void kernel_cmdline_options(struct udev *udev) {
                         int prio;
 
                         prio = util_log_priority(value);
-                        log_set_max_level(prio);
+                        if (prio < 0)
+                                log_warning("Invalid udev.log-priority ignored: %s", value);
+                        else
+                                log_set_max_level(prio);
                 } else if ((value = startswith(opt, "udev.children-max="))) {
                         r = safe_atoi(value, &arg_children_max);
                         if (r < 0)