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-rw-r--r--drivers/scsi/arm/fas216.c2
-rw-r--r--drivers/scsi/ch.c24
-rw-r--r--drivers/scsi/constants.c25
-rw-r--r--drivers/scsi/sr_ioctl.c4
-rw-r--r--include/scsi/scsi_dbg.h2
5 files changed, 27 insertions, 30 deletions
diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c
index cea3463..d2581cb 100644
--- a/drivers/scsi/arm/fas216.c
+++ b/drivers/scsi/arm/fas216.c
@@ -2424,7 +2424,7 @@ int fas216_eh_abort(struct scsi_cmnd *SCpnt)
info->stats.aborts += 1;
printk(KERN_WARNING "scsi%d: abort command ", info->host->host_no);
- __scsi_print_command(SCpnt->cmnd);
+ __scsi_print_command(SCpnt->cmnd, SCpnt->cmd_len);
print_debug_list();
fas216_dumpstate(info);
diff --git a/drivers/scsi/ch.c b/drivers/scsi/ch.c
index 53621a3..226ef77 100644
--- a/drivers/scsi/ch.c
+++ b/drivers/scsi/ch.c
@@ -182,7 +182,7 @@ static int ch_find_errno(struct scsi_sense_hdr *sshdr)
}
static int
-ch_do_scsi(scsi_changer *ch, unsigned char *cmd,
+ch_do_scsi(scsi_changer *ch, unsigned char *cmd, int cmd_len,
void *buffer, unsigned buflength,
enum dma_data_direction direction)
{
@@ -196,7 +196,7 @@ ch_do_scsi(scsi_changer *ch, unsigned char *cmd,
errno = 0;
if (debug) {
DPRINTK("command: ");
- __scsi_print_command(cmd);
+ __scsi_print_command(cmd, cmd_len);
}
result = scsi_execute_req(ch->device, cmd, direction, buffer,
@@ -257,7 +257,8 @@ ch_read_element_status(scsi_changer *ch, u_int elem, char *data)
cmd[3] = elem & 0xff;
cmd[5] = 1;
cmd[9] = 255;
- if (0 == (result = ch_do_scsi(ch, cmd, buffer, 256, DMA_FROM_DEVICE))) {
+ if (0 == (result = ch_do_scsi(ch, cmd, 12,
+ buffer, 256, DMA_FROM_DEVICE))) {
if (((buffer[16] << 8) | buffer[17]) != elem) {
DPRINTK("asked for element 0x%02x, got 0x%02x\n",
elem,(buffer[16] << 8) | buffer[17]);
@@ -287,7 +288,7 @@ ch_init_elem(scsi_changer *ch)
memset(cmd,0,sizeof(cmd));
cmd[0] = INITIALIZE_ELEMENT_STATUS;
cmd[1] = (ch->device->lun & 0x7) << 5;
- err = ch_do_scsi(ch, cmd, NULL, 0, DMA_NONE);
+ err = ch_do_scsi(ch, cmd, 6, NULL, 0, DMA_NONE);
VPRINTK(KERN_INFO, "... finished\n");
return err;
}
@@ -309,10 +310,10 @@ ch_readconfig(scsi_changer *ch)
cmd[1] = (ch->device->lun & 0x7) << 5;
cmd[2] = 0x1d;
cmd[4] = 255;
- result = ch_do_scsi(ch, cmd, buffer, 255, DMA_FROM_DEVICE);
+ result = ch_do_scsi(ch, cmd, 10, buffer, 255, DMA_FROM_DEVICE);
if (0 != result) {
cmd[1] |= (1<<3);
- result = ch_do_scsi(ch, cmd, buffer, 255, DMA_FROM_DEVICE);
+ result = ch_do_scsi(ch, cmd, 10, buffer, 255, DMA_FROM_DEVICE);
}
if (0 == result) {
ch->firsts[CHET_MT] =
@@ -437,7 +438,7 @@ ch_position(scsi_changer *ch, u_int trans, u_int elem, int rotate)
cmd[4] = (elem >> 8) & 0xff;
cmd[5] = elem & 0xff;
cmd[8] = rotate ? 1 : 0;
- return ch_do_scsi(ch, cmd, NULL, 0, DMA_NONE);
+ return ch_do_scsi(ch, cmd, 10, NULL, 0, DMA_NONE);
}
static int
@@ -458,7 +459,7 @@ ch_move(scsi_changer *ch, u_int trans, u_int src, u_int dest, int rotate)
cmd[6] = (dest >> 8) & 0xff;
cmd[7] = dest & 0xff;
cmd[10] = rotate ? 1 : 0;
- return ch_do_scsi(ch, cmd, NULL,0, DMA_NONE);
+ return ch_do_scsi(ch, cmd, 12, NULL,0, DMA_NONE);
}
static int
@@ -484,7 +485,7 @@ ch_exchange(scsi_changer *ch, u_int trans, u_int src,
cmd[9] = dest2 & 0xff;
cmd[10] = (rotate1 ? 1 : 0) | (rotate2 ? 2 : 0);
- return ch_do_scsi(ch, cmd, NULL,0, DMA_NONE);
+ return ch_do_scsi(ch, cmd, 12, NULL, 0, DMA_NONE);
}
static void
@@ -534,7 +535,7 @@ ch_set_voltag(scsi_changer *ch, u_int elem,
memcpy(buffer,tag,32);
ch_check_voltag(buffer);
- result = ch_do_scsi(ch, cmd, buffer, 256, DMA_TO_DEVICE);
+ result = ch_do_scsi(ch, cmd, 12, buffer, 256, DMA_TO_DEVICE);
kfree(buffer);
return result;
}
@@ -765,7 +766,8 @@ static long ch_ioctl(struct file *file,
ch_cmd[5] = 1;
ch_cmd[9] = 255;
- result = ch_do_scsi(ch, ch_cmd, buffer, 256, DMA_FROM_DEVICE);
+ result = ch_do_scsi(ch, ch_cmd, 12,
+ buffer, 256, DMA_FROM_DEVICE);
if (!result) {
cge.cge_status = buffer[18];
cge.cge_flags = 0;
diff --git a/drivers/scsi/constants.c b/drivers/scsi/constants.c
index dc1b18c..a84ced0 100644
--- a/drivers/scsi/constants.c
+++ b/drivers/scsi/constants.c
@@ -320,25 +320,21 @@ static bool scsi_opcode_sa_name(int opcode, int service_action,
return true;
}
-/* attempt to guess cdb length if cdb_len==0 . No trailing linefeed. */
-static void print_opcode_name(unsigned char * cdbp, int cdb_len)
+static void print_opcode_name(const unsigned char *cdbp, size_t cdb_len)
{
- int sa, len, cdb0;
+ int sa, cdb0;
const char *cdb_name = NULL, *sa_name = NULL;
cdb0 = cdbp[0];
if (cdb0 == VARIABLE_LENGTH_CMD) {
- len = scsi_varlen_cdb_length(cdbp);
- if (len < 10) {
- printk("short variable length command, "
- "len=%d ext_len=%d", len, cdb_len);
+ if (cdb_len < 10) {
+ printk("short variable length command, len=%zu",
+ cdb_len);
return;
}
sa = (cdbp[8] << 8) + cdbp[9];
- } else {
+ } else
sa = cdbp[1] & 0x1f;
- len = cdb_len;
- }
if (!scsi_opcode_sa_name(cdb0, sa, &cdb_name, &sa_name)) {
if (cdb_name)
@@ -356,18 +352,17 @@ static void print_opcode_name(unsigned char * cdbp, int cdb_len)
printk("%s, sa=0x%x", cdb_name, sa);
else
printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa);
-
- if (cdb_len > 0 && len != cdb_len)
- printk(", in_cdb_len=%d, ext_len=%d", len, cdb_len);
}
}
-void __scsi_print_command(unsigned char *cdb)
+void __scsi_print_command(const unsigned char *cdb, size_t cdb_len)
{
int k, len;
- print_opcode_name(cdb, 0);
+ print_opcode_name(cdb, cdb_len);
len = scsi_command_size(cdb);
+ if (cdb_len < len)
+ len = cdb_len;
/* print out all bytes in cdb */
for (k = 0; k < len; ++k)
printk(" %02x", cdb[k]);
diff --git a/drivers/scsi/sr_ioctl.c b/drivers/scsi/sr_ioctl.c
index 17e0c2b..fb929fa 100644
--- a/drivers/scsi/sr_ioctl.c
+++ b/drivers/scsi/sr_ioctl.c
@@ -257,14 +257,14 @@ int sr_do_ioctl(Scsi_CD *cd, struct packet_command *cgc)
/* sense: Invalid command operation code */
err = -EDRIVE_CANT_DO_THIS;
#ifdef DEBUG
- __scsi_print_command(cgc->cmd);
+ __scsi_print_command(cgc->cmd, CDROM_PACKET_SIZE);
scsi_print_sense_hdr(cd->device, cd->cdi.name, &sshdr);
#endif
break;
default:
sr_printk(KERN_ERR, cd,
"CDROM (ioctl) error, command: ");
- __scsi_print_command(cgc->cmd);
+ __scsi_print_command(cgc->cmd, CDROM_PACKET_SIZE);
scsi_print_sense_hdr(cd->device, cd->cdi.name, &sshdr);
err = -EIO;
}
diff --git a/include/scsi/scsi_dbg.h b/include/scsi/scsi_dbg.h
index 386474e..81d0418 100644
--- a/include/scsi/scsi_dbg.h
+++ b/include/scsi/scsi_dbg.h
@@ -6,7 +6,7 @@ struct scsi_device;
struct scsi_sense_hdr;
extern void scsi_print_command(struct scsi_cmnd *);
-extern void __scsi_print_command(unsigned char *);
+extern void __scsi_print_command(const unsigned char *, size_t);
extern void scsi_show_extd_sense(const struct scsi_device *, const char *,
unsigned char, unsigned char);
extern void scsi_show_sense_hdr(const struct scsi_device *, const char *,
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