diff options
Diffstat (limited to 'kernel/printk')
| -rw-r--r-- | kernel/printk/nmi.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/printk/nmi.c b/kernel/printk/nmi.c index 16bab471c7e2..5fa65aa904d3 100644 --- a/kernel/printk/nmi.c +++ b/kernel/printk/nmi.c @@ -63,6 +63,7 @@ static int vprintk_nmi(const char *fmt, va_list args) struct nmi_seq_buf *s = this_cpu_ptr(&nmi_print_seq); int add = 0; size_t len; + va_list ap; again: len = atomic_read(&s->len); @@ -79,7 +80,9 @@ again: if (!len) smp_rmb(); - add = vsnprintf(s->buffer + len, sizeof(s->buffer) - len, fmt, args); + va_copy(ap, args); + add = vsnprintf(s->buffer + len, sizeof(s->buffer) - len, fmt, ap); + va_end(ap); /* * Do it once again if the buffer has been flushed in the meantime. |