Messages in this thread Patch in this message | | | From | Borislav Petkov <> | Subject | [PATCH v2 06/21] x86/boot/compressed/sev-es: Convert to insn_decode() | Date | Wed, 24 Feb 2021 12:02:18 +0100 |
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From: Borislav Petkov <bp@suse.de>
Other than simplifying the code there should be no functional changes resulting from this.
Signed-off-by: Borislav Petkov <bp@suse.de> --- arch/x86/boot/compressed/sev-es.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/arch/x86/boot/compressed/sev-es.c b/arch/x86/boot/compressed/sev-es.c index 27826c265aab..801c626fc3d4 100644 --- a/arch/x86/boot/compressed/sev-es.c +++ b/arch/x86/boot/compressed/sev-es.c @@ -78,16 +78,15 @@ static inline void sev_es_wr_ghcb_msr(u64 val) static enum es_result vc_decode_insn(struct es_em_ctxt *ctxt) { char buffer[MAX_INSN_SIZE]; - enum es_result ret; + int ret; memcpy(buffer, (unsigned char *)ctxt->regs->ip, MAX_INSN_SIZE); - insn_init(&ctxt->insn, buffer, MAX_INSN_SIZE, 1); - insn_get_length(&ctxt->insn); + ret = insn_decode(&ctxt->insn, buffer, MAX_INSN_SIZE, INSN_MODE_64); + if (ret < 0) + return ES_DECODE_FAILED; - ret = ctxt->insn.immediate.got ? ES_OK : ES_DECODE_FAILED; - - return ret; + return ES_OK; } static enum es_result vc_write_mem(struct es_em_ctxt *ctxt, -- 2.29.2
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