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authorDaniel Borkmann <daniel@iogearbox.net>2016-05-13 19:08:29 +0200
committerDavid S. Miller <davem@davemloft.net>2016-05-16 13:49:32 -0400
commit93a73d442d370e20ed1009cd79cb29c4d7c0ee86 (patch)
tree78a3fe950b254b80ab0414e473f4cda06ba271cd /arch
parentbpf: split HAVE_BPF_JIT into cBPF and eBPF variant (diff)
downloadlinux-dev-93a73d442d370e20ed1009cd79cb29c4d7c0ee86.tar.xz
linux-dev-93a73d442d370e20ed1009cd79cb29c4d7c0ee86.zip
bpf, x86/arm64: remove useless checks on prog
There is never such a situation, where bpf_int_jit_compile() is called with either prog as NULL or len as 0, so the tests are unnecessary and confusing as people would just copy them. s390 doesn't have them, so no change is needed there. Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/net/bpf_jit_comp.c3
-rw-r--r--arch/x86/net/bpf_jit_comp.c3
2 files changed, 0 insertions, 6 deletions
diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c
index b405bbb54431..ef35e866caf7 100644
--- a/arch/arm64/net/bpf_jit_comp.c
+++ b/arch/arm64/net/bpf_jit_comp.c
@@ -772,9 +772,6 @@ void bpf_int_jit_compile(struct bpf_prog *prog)
if (!bpf_jit_enable)
return;
- if (!prog || !prog->len)
- return;
-
memset(&ctx, 0, sizeof(ctx));
ctx.prog = prog;
diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c
index 4286f3618bd0..f5bfd4fd28dd 100644
--- a/arch/x86/net/bpf_jit_comp.c
+++ b/arch/x86/net/bpf_jit_comp.c
@@ -1086,9 +1086,6 @@ void bpf_int_jit_compile(struct bpf_prog *prog)
if (!bpf_jit_enable)
return;
- if (!prog || !prog->len)
- return;
-
addrs = kmalloc(prog->len * sizeof(*addrs), GFP_KERNEL);
if (!addrs)
return;