Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

[linux-2.6-microblaze.git] / kernel / bpf / syscall.c

diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index 1bf960a..b999e7f 100644 (file)
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -2634,7 +2634,7 @@ static int bpf_raw_tp_link_fill_link_info(const struct bpf_link *link,
        u32 ulen = info->raw_tracepoint.tp_name_len;
        size_t tp_len = strlen(tp_name);
 
-       if (ulen && !ubuf)
+       if (!ulen ^ !ubuf)
                return -EINVAL;
 
        info->raw_tracepoint.tp_name_len = tp_len + 1;