make warnings consistent by switching to fprintf everywhere

krisztianfekete · chenhengqi · commit b96a6db55ea5 · 2022-10-25T22:56:01.000+08:00
diff --git a/libbpf-tools/oomkill.c b/libbpf-tools/oomkill.c
@@ -139,7 +139,7 @@ int main(int argc, char **argv)
 	buf = bpf_buffer__new(obj->maps.events, obj->maps.heap);
 	if (!buf) {
 		err = -errno;
-		warn("failed to create ring/perf buffer: %d\n", err);
+		fprintf(stderr, "failed to create ring/perf buffer: %d\n", err);
 		goto cleanup;
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -139,7 +139,7 @@ int main(int argc, char **argv)`
`139`	`139`	`buf = bpf_buffer__new(obj->maps.events, obj->maps.heap);`
`140`	`140`	`if (!buf) {`
`141`	`141`	`err = -errno;`
`142`		`- warn("failed to create ring/perf buffer: %d\n", err);`
	`142`	`+ fprintf(stderr, "failed to create ring/perf buffer: %d\n", err);`
`143`	`143`	`goto cleanup;`
`144`	`144`	`}`
`145`	`145`