[PATCH] selftests/bpf: Fix incorrect array size calculation

[Jiayuan Chen]

Fix it by using ARRAY_SIZE.

Signed-off-by: Jiayuan Chen <jiayuan.c...@linux.dev>
Reported-by: Dan Carpenter <dan.carpen...@linaro.org>
Closes: https://lore.kernel.org/bpf/aLqfWuRR9R_KTe5e@stanley.mountain/
---
 tools/testing/selftests/bpf/benchs/bench_sockmap.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/bpf/benchs/bench_sockmap.c 
b/tools/testing/selftests/bpf/benchs/bench_sockmap.c
index 8ebf563a67a2..cfc072aa7fff 100644
--- a/tools/testing/selftests/bpf/benchs/bench_sockmap.c
+++ b/tools/testing/selftests/bpf/benchs/bench_sockmap.c
@@ -10,6 +10,7 @@
 #include <argp.h>
 #include "bench.h"
 #include "bench_sockmap_prog.skel.h"
+#include "bpf_util.h"
 
 #define FILE_SIZE (128 * 1024)
 #define DATA_REPEAT_SIZE 10
@@ -124,8 +125,8 @@ static void bench_sockmap_prog_destroy(void)
 {
        int i;
 
-       for (i = 0; i < sizeof(ctx.fds); i++) {
-               if (ctx.fds[0] > 0)
+       for (i = 0; i < ARRAY_SIZE(ctx.fds); i++) {
+               if (ctx.fds[i] > 0)
                        close(ctx.fds[i]);
        }
 

base-commit: 60ef54156148ffaa719845bc5b1fdeafa67763fc
-- 
2.43.0