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Diffstat (limited to 'tools/bpf/bpftool/main.c')
-rw-r--r--tools/bpf/bpftool/main.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/tools/bpf/bpftool/main.c b/tools/bpf/bpftool/main.c
index cdee4c3d30c3..1da54a9b5ea3 100644
--- a/tools/bpf/bpftool/main.c
+++ b/tools/bpf/bpftool/main.c
@@ -195,7 +195,10 @@ static int do_batch(int argc, char **argv)
}
NEXT_ARG();
- fp = fopen(*argv, "r");
+ if (!strcmp(*argv, "-"))
+ fp = stdin;
+ else
+ fp = fopen(*argv, "r");
if (!fp) {
p_err("Can't open file (%s): %s", *argv, strerror(errno));
return -1;
@@ -284,7 +287,8 @@ static int do_batch(int argc, char **argv)
err = 0;
}
err_close:
- fclose(fp);
+ if (fp != stdin)
+ fclose(fp);
if (json_output)
jsonw_end_array(json_wtr);