selftests/bpf: fix compiler warnings in RELEASE=1 mode

[ Upstream commit 62d9a969f4a95219c757831e9ad66cd4dd9edee5 ]

When compiling BPF selftests with RELEASE=1, we get two new
warnings, which are treated as errors. Fix them.

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Yonghong Song <yonghong.song@linux.dev>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/r/20231212225343.1723081-1-andrii@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/tools/testing/selftests/bpf/veristat.c b/tools/testing/selftests/bpf/veristat.c
index 6550958..0ad98b6 100644 (file)
--- a/tools/testing/selftests/bpf/veristat.c
+++ b/tools/testing/selftests/bpf/veristat.c
@@ -1214,7 +1214,7 @@ static int cmp_join_stat(const struct verif_stats_join *s1,
                         enum stat_id id, enum stat_variant var, bool asc)
 {
        const char *str1 = NULL, *str2 = NULL;
-       double v1, v2;
+       double v1 = 0.0, v2 = 0.0;
        int cmp = 0;
 
        fetch_join_stat_value(s1, id, var, &str1, &v1);

diff --git a/tools/testing/selftests/bpf/xdp_hw_metadata.c b/tools/testing/selftests/bpf/xdp_hw_metadata.c
index 613321e..adb77c1 100644 (file)
--- a/tools/testing/selftests/bpf/xdp_hw_metadata.c
+++ b/tools/testing/selftests/bpf/xdp_hw_metadata.c
@@ -68,7 +68,7 @@ static int open_xsk(int ifindex, struct xsk *xsk, __u32 queue_id)
                .frame_size = XSK_UMEM__DEFAULT_FRAME_SIZE,
                .flags = XDP_UMEM_UNALIGNED_CHUNK_FLAG,
        };
-       __u32 idx;
+       __u32 idx = 0;
        u64 addr;
        int ret;
        int i;