diff --git a/tools/lib/bpf/btf.c b/tools/lib/bpf/btf.c
index 8befb8103e32d..12468ae0d573d 100644
--- a/tools/lib/bpf/btf.c
+++ b/tools/lib/bpf/btf.c
@@ -3548,7 +3548,7 @@ struct btf_dedup {
 	struct strset *strs_set;
 };
 
-static long hash_combine(long h, long value)
+static unsigned long hash_combine(unsigned long h, unsigned long value)
 {
 	return h * 31 + value;
 }
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 07d5de81dd38f..66173ddb5a2df 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -12006,6 +12006,8 @@ bpf_program__attach_uprobe_multi(const struct bpf_program *prog,
 	ref_ctr_offsets = OPTS_GET(opts, ref_ctr_offsets, NULL);
 	cookies = OPTS_GET(opts, cookies, NULL);
 	cnt = OPTS_GET(opts, cnt, 0);
+	retprobe = OPTS_GET(opts, retprobe, false);
+	session  = OPTS_GET(opts, session, false);
 
 	/*
 	 * User can specify 2 mutually exclusive set of inputs:
@@ -12034,6 +12036,9 @@ bpf_program__attach_uprobe_multi(const struct bpf_program *prog,
 			return libbpf_err_ptr(-EINVAL);
 	}
 
+	if (retprobe && session)
+		return libbpf_err_ptr(-EINVAL);
+
 	if (func_pattern) {
 		if (!strchr(path, '/')) {
 			err = resolve_full_path(path, full_path, sizeof(full_path));
@@ -12057,12 +12062,6 @@ bpf_program__attach_uprobe_multi(const struct bpf_program *prog,
 		offsets = resolved_offsets;
 	}
 
-	retprobe = OPTS_GET(opts, retprobe, false);
-	session  = OPTS_GET(opts, session, false);
-
-	if (retprobe && session)
-		return libbpf_err_ptr(-EINVAL);
-
 	attach_type = session ? BPF_TRACE_UPROBE_SESSION : BPF_TRACE_UPROBE_MULTI;
 
 	lopts.uprobe_multi.path = path;
diff --git a/tools/testing/selftests/bpf/progs/verifier_arena_large.c b/tools/testing/selftests/bpf/progs/verifier_arena_large.c
index 8a9af79db8849..f94f30cf1bb80 100644
--- a/tools/testing/selftests/bpf/progs/verifier_arena_large.c
+++ b/tools/testing/selftests/bpf/progs/verifier_arena_large.c
@@ -87,7 +87,7 @@ __noinline int alloc_pages(int page_cnt, int pages_atonce, bool first_pass,
 					   NUMA_NO_NODE, 0);
 		if (!pg)
 			return step;
-		pg_idx = (pg - base) / PAGE_SIZE;
+		pg_idx = (unsigned long) (pg - base) / PAGE_SIZE;
 		if (first_pass) {
 			/* Pages must be allocated sequentially */
 			if (pg_idx != i)