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-rw-r--r--samples/bpf/tracex1_kern.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/samples/bpf/tracex1_kern.c b/samples/bpf/tracex1_kern.c
index 3f450a8fa1f3..107da148820f 100644
--- a/samples/bpf/tracex1_kern.c
+++ b/samples/bpf/tracex1_kern.c
@@ -23,16 +23,14 @@ int bpf_prog1(struct pt_regs *ctx)
/* attaches to kprobe netif_receive_skb,
* looks for packets on loobpack device and prints them
*/
- char devname[IFNAMSIZ] = {};
+ char devname[IFNAMSIZ];
struct net_device *dev;
struct sk_buff *skb;
int len;
/* non-portable! works for the given kernel only */
skb = (struct sk_buff *) PT_REGS_PARM1(ctx);
-
dev = _(skb->dev);
-
len = _(skb->len);
bpf_probe_read(devname, sizeof(devname), dev->name);