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-rw-r--r--kernel/panic.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/kernel/panic.c b/kernel/panic.c
index 8b2e002d52eb..f6d549a29a5c 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -136,7 +136,7 @@ void panic(const char *fmt, ...)
{
static char buf[1024];
va_list args;
- long i, i_next = 0;
+ long i, i_next = 0, len;
int state = 0;
int old_cpu, this_cpu;
bool _crash_kexec_post_notifiers = crash_kexec_post_notifiers;
@@ -173,8 +173,12 @@ void panic(const char *fmt, ...)
console_verbose();
bust_spinlocks(1);
va_start(args, fmt);
- vsnprintf(buf, sizeof(buf), fmt, args);
+ len = vscnprintf(buf, sizeof(buf), fmt, args);
va_end(args);
+
+ if (len && buf[len - 1] == '\n')
+ buf[len - 1] = '\0';
+
pr_emerg("Kernel panic - not syncing: %s\n", buf);
#ifdef CONFIG_DEBUG_BUGVERBOSE
/*
@@ -631,7 +635,7 @@ device_initcall(register_warn_debugfs);
*/
__visible void __stack_chk_fail(void)
{
- panic("stack-protector: Kernel stack is corrupted in: %pB\n",
+ panic("stack-protector: Kernel stack is corrupted in: %pB",
__builtin_return_address(0));
}
EXPORT_SYMBOL(__stack_chk_fail);