UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

x86/tools/insn_sanity: Convert to insn_decode() 

Simplify code, no functional changes.

Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20210304174237.31945-19-bp@alien8.de
This commit is contained in:
Borislav Petkov 2020-11-22 18:11:10 +01:00
parent c7e41b099b
commit a277ce601c
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
arch/x86/tools/insn_sanity.c
View File

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