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| author | Alexei Starovoitov <ast@fb.com> | 2017-12-18 10:09:44 -0800 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2017-12-19 01:29:25 +0100 |
| commit | 5ee7f784cd32e63fbf54275b2b4f991ca085db61 (patch) | |
| tree | 85df5b8abcee49d92f5b85bc38af1d80d9f93ede | |
| parent | fa2d41adb953235c4acaa98f6c980fd9eabe0062 (diff) | |
| download | linux-5ee7f784cd32e63fbf54275b2b4f991ca085db61.tar.bz2 | |
bpf: arm64: fix uninitialized variable
fix the following issue:
arch/arm64/net/bpf_jit_comp.c: In function 'bpf_int_jit_compile':
arch/arm64/net/bpf_jit_comp.c:982:18: error: 'image_size' may be used
uninitialized in this function [-Werror=maybe-uninitialized]
Fixes: db496944fdaa ("bpf: arm64: add JIT support for multi-function programs")
Reported-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
| -rw-r--r-- | arch/arm64/net/bpf_jit_comp.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c index 396490cf7316..acaa935ed977 100644 --- a/arch/arm64/net/bpf_jit_comp.c +++ b/arch/arm64/net/bpf_jit_comp.c @@ -897,6 +897,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog) image_ptr = jit_data->image; header = jit_data->header; extra_pass = true; + image_size = sizeof(u32) * ctx.idx; goto skip_init_ctx; } memset(&ctx, 0, sizeof(ctx)); |