diff options
| author | Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> | 2021-10-06 01:55:26 +0530 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-10-07 19:52:58 +1100 |
| commit | c9b8da77f22d28348d1f89a6c4d3fec102e9b1c4 (patch) | |
| tree | 90e597595fba3c0ec155755b0b843aed85caf0fb /arch/powerpc | |
| parent | b7540d62509453263604a155bf2d5f0ed450cba2 (diff) | |
powerpc/bpf ppc32: Fix ALU32 BPF_ARSH operation
Correct the destination register used for ALU32 BPF_ARSH operation.
Fixes: 51c66ad849a703 ("powerpc/bpf: Implement extended BPF on PPC32")
Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/6d24c1f9e79b6f61f5135eaf2ea1e8bcd4dac87b.1633464148.git.naveen.n.rao@linux.vnet.ibm.com
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/net/bpf_jit_comp32.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/net/bpf_jit_comp32.c b/arch/powerpc/net/bpf_jit_comp32.c index a74d52204f8d..519ecb9ab672 100644 --- a/arch/powerpc/net/bpf_jit_comp32.c +++ b/arch/powerpc/net/bpf_jit_comp32.c @@ -625,7 +625,7 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context * EMIT(PPC_RAW_LI(dst_reg_h, 0)); break; case BPF_ALU | BPF_ARSH | BPF_X: /* (s32) dst >>= src */ - EMIT(PPC_RAW_SRAW(dst_reg_h, dst_reg, src_reg)); + EMIT(PPC_RAW_SRAW(dst_reg, dst_reg, src_reg)); break; case BPF_ALU64 | BPF_ARSH | BPF_X: /* (s64) dst >>= src */ bpf_set_seen_register(ctx, tmp_reg); |