samples/bpf: Fix double word in comments

Remove the repeated word "by" in comments.

Signed-off-by: Shaomin Deng <dengshaomin@cdjrlc.com>
Link: https://lore.kernel.org/r/20221017142303.8299-1-dengshaomin@cdjrlc.com
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>

diff --git a/samples/bpf/hbm_edt_kern.c b/samples/bpf/hbm_edt_kern.c
index a65b677acdb0c7892b31da96d17c058d240bebb1..6294f1d716c025833b729611d25aa4bc3eeb6e24 100644 (file)
--- a/samples/bpf/hbm_edt_kern.c
+++ b/samples/bpf/hbm_edt_kern.c
@@ -35,7 +35,7 @@
  *
  * If the credit is below the drop threshold, the packet is dropped. If it
  * is a TCP packet, then it also calls tcp_cwr since packets dropped by
- * by a cgroup skb BPF program do not automatically trigger a call to
+ * a cgroup skb BPF program do not automatically trigger a call to
  * tcp_cwr in the current kernel code.
  *
  * This BPF program actually uses 2 drop thresholds, one threshold