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HDD: handle REQUEST SENSE with alloclen=0

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This commit is contained in:
Gyorgy Szombathelyi
2022-08-24 04:07:21 +02:00
parent e5ffdaf2ef
commit 9b8d00db37
1 changed files with 3 additions and 1 deletions
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4
hdd.c
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@@ -891,7 +891,9 @@ static void PKT_TestUnitReady(unsigned char *cmd, unsigned char unit)
static void PKT_RequestSense(unsigned char *cmd, unsigned char unit, unsigned short bytelimit)
{
hdd_debugf("IDE%d: PKT_RequestSense (bufsize=%d)", unit, bytelimit);
unsigned short bufsize = MIN(bytelimit, cmd[4]);
unsigned char alloclen = cmd[4];
if(!alloclen) alloclen = 4;
unsigned short bufsize = MIN(bytelimit, alloclen);
SENSEDATA_t *sense = (SENSEDATA_t*)&sector_buffer;
memset(sector_buffer, 0, 16);