linux-kernel - [tip: x86/core] x86/tools/insn_sanity: Convert to insn

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Message-ID: <161582326470.398.7052927584859870714.tip-bot2@tip-bot2>
Date:   Mon, 15 Mar 2021 15:47:44 -0000
From:   "tip-bot2 for Borislav Petkov" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Borislav Petkov <bp@...e.de>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: x86/core] x86/tools/insn_sanity: Convert to insn_decode()

The following commit has been merged into the x86/core branch of tip:

Commit-ID:     a277ce601cd1c75412a82dfcff547b3173098ef0
Gitweb:        https://git.kernel.org/tip/a277ce601cd1c75412a82dfcff547b3173098ef0
Author:        Borislav Petkov <bp@...e.de>
AuthorDate:    Sun, 22 Nov 2020 18:11:10 +01:00
Committer:     Borislav Petkov <bp@...e.de>
CommitterDate: Mon, 15 Mar 2021 12:21:11 +01:00

x86/tools/insn_sanity: Convert to insn_decode()

Simplify code, no functional changes.

Signed-off-by: Borislav Petkov <bp@...e.de>
Link: https://lkml.kernel.org/r/20210304174237.31945-19-bp@alien8.de
---
 arch/x86/tools/insn_sanity.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/x86/tools/insn_sanity.c b/arch/x86/tools/insn_sanity.c
index c6a0000..213f35f 100644
--- a/arch/x86/tools/insn_sanity.c
+++ b/arch/x86/tools/insn_sanity.c
@@ -218,8 +218,8 @@ static void parse_args(int argc, char **argv)
 
 int main(int argc, char **argv)
 {
+	int insns = 0, ret;
 	struct insn insn;
-	int insns = 0;
 	int errors = 0;
 	unsigned long i;
 	unsigned char insn_buff[MAX_INSN_SIZE * 2];
@@ -237,15 +237,15 @@ int main(int argc, char **argv)
 			continue;
 
 		/* Decode an instruction */
-		insn_init(&insn, insn_buff, sizeof(insn_buff), x86_64);
-		insn_get_length(&insn);
+		ret = insn_decode(&insn, insn_buff, sizeof(insn_buff),
+				  x86_64 ? INSN_MODE_64 : INSN_MODE_32);
 
 		if (insn.next_byte <= insn.kaddr ||
 		    insn.kaddr + MAX_INSN_SIZE < insn.next_byte) {
 			/* Access out-of-range memory */
 			dump_stream(stderr, "Error: Found an access violation", i, insn_buff, &insn);
 			errors++;
-		} else if (verbose && !insn_complete(&insn))
+		} else if (verbose && ret < 0)
 			dump_stream(stdout, "Info: Found an undecodable input", i, insn_buff, &insn);
 		else if (verbose >= 2)
 			dump_insn(stdout, &insn);