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-rw-r--r--kernel/printk.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/kernel/printk.c b/kernel/printk.c
index 5c7c325b29cc..8451dfc31d25 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -1085,10 +1085,12 @@ EXPORT_SYMBOL(unregister_console);
1085 1085
1086static int __init disable_boot_consoles(void) 1086static int __init disable_boot_consoles(void)
1087{ 1087{
1088 if (console_drivers->flags & CON_BOOT) { 1088 if (console_drivers != NULL) {
1089 printk(KERN_INFO "turn off boot console %s%d\n", 1089 if (console_drivers->flags & CON_BOOT) {
1090 console_drivers->name, console_drivers->index); 1090 printk(KERN_INFO "turn off boot console %s%d\n",
1091 return unregister_console(console_drivers); 1091 console_drivers->name, console_drivers->index);
1092 return unregister_console(console_drivers);
1093 }
1092 } 1094 }
1093 return 0; 1095 return 0;
1094} 1096}