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| author | David S. Miller <davem@davemloft.net> | 2014-09-24 16:48:32 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-09-24 16:48:32 -0400 |
| commit | 4daaab4f0c2b55adccab08da06e17acc270cb84a (patch) | |
| tree | 41dfea3867755d3853218d50533c5600ac8fa6c0 /arch/sparc/net | |
| parent | 3c4d1daecef875d28bdbe93587908c897c29ba71 (diff) | |
| parent | b94d525e58dc9638dd3f98094cb468bcfb262039 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/sparc/net')
| -rw-r--r-- | arch/sparc/net/bpf_jit_asm.S | 3 | ||||
| -rw-r--r-- | arch/sparc/net/bpf_jit_comp.c | 2 |
2 files changed, 4 insertions, 1 deletions
diff --git a/arch/sparc/net/bpf_jit_asm.S b/arch/sparc/net/bpf_jit_asm.S index 9d016c7017f..8c83f4b8eb1 100644 --- a/arch/sparc/net/bpf_jit_asm.S +++ b/arch/sparc/net/bpf_jit_asm.S @@ -6,10 +6,12 @@ #define SAVE_SZ 176 #define SCRATCH_OFF STACK_BIAS + 128 #define BE_PTR(label) be,pn %xcc, label +#define SIGN_EXTEND(reg) sra reg, 0, reg #else #define SAVE_SZ 96 #define SCRATCH_OFF 72 #define BE_PTR(label) be label +#define SIGN_EXTEND(reg) #endif #define SKF_MAX_NEG_OFF (-0x200000) /* SKF_LL_OFF from filter.h */ @@ -135,6 +137,7 @@ bpf_slow_path_byte_msh: save %sp, -SAVE_SZ, %sp; \ mov %i0, %o0; \ mov r_OFF, %o1; \ + SIGN_EXTEND(%o1); \ call bpf_internal_load_pointer_neg_helper; \ mov (LEN), %o2; \ mov %o0, r_TMP; \ diff --git a/arch/sparc/net/bpf_jit_comp.c b/arch/sparc/net/bpf_jit_comp.c index 7c06f18150a..c1c60c32f6d 100644 --- a/arch/sparc/net/bpf_jit_comp.c +++ b/arch/sparc/net/bpf_jit_comp.c @@ -184,7 +184,7 @@ do { \ */ #define emit_alu_K(OPCODE, K) \ do { \ - if (K) { \ + if (K || OPCODE == AND || OPCODE == MUL) { \ unsigned int _insn = OPCODE; \ _insn |= RS1(r_A) | RD(r_A); \ if (is_simm13(K)) { \ |