The function ide_cd_queue_pc should be checked as the bufflen arg is
dereferenced and lots of callers are passing in NULL.
drivers/ide/ide-cd_ioctl.c:124:46: warning: Using plain integer as NULL pointer
drivers/ide/ide-cd_ioctl.c:149:47: warning: Using plain integer as NULL pointer
drivers/ide/ide-cd_ioctl.c:231:46: warning: Using plain integer as NULL pointer
drivers/ide/ide-cd_ioctl.c:374:46: warning: Using plain integer as NULL pointer
Signed-off-by: Harvey Harrison <harvey.harrison@xxxxxxxxx>
---
drivers/ide/ide-cd_ioctl.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/ide/ide-cd_ioctl.c b/drivers/ide/ide-cd_ioctl.c
index fbacb7c..3a2ffd0 100644
--- a/drivers/ide/ide-cd_ioctl.c
+++ b/drivers/ide/ide-cd_ioctl.c
@@ -121,7 +121,7 @@ int cdrom_eject(ide_drive_t *drive, int ejectflag,
cmd[0] = GPCMD_START_STOP_UNIT;
cmd[4] = loej | (ejectflag != 0);
- return ide_cd_queue_pc(drive, cmd, 0, NULL, 0, sense, 0, 0);
+ return ide_cd_queue_pc(drive, cmd, 0, NULL, NULL, sense, 0, 0);
}
/* Lock the door if LOCKFLAG is nonzero; unlock it otherwise. */
@@ -146,7 +146,7 @@ int ide_cd_lockdoor(ide_drive_t *drive, int lockflag,
cmd[0] = GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL;
cmd[4] = lockflag ? 1 : 0;
- stat = ide_cd_queue_pc(drive, cmd, 0, NULL, 0,
+ stat = ide_cd_queue_pc(drive, cmd, 0, NULL, NULL,
sense, 0, 0);
}
@@ -228,7 +228,7 @@ int ide_cdrom_select_speed(struct cdrom_device_info *cdi, int speed)
cmd[5] = speed & 0xff;
}
- stat = ide_cd_queue_pc(drive, cmd, 0, NULL, 0, &sense, 0, 0);
+ stat = ide_cd_queue_pc(drive, cmd, 0, NULL, NULL, &sense, 0, 0);
if (!ide_cdrom_get_capabilities(drive, buf)) {
ide_cdrom_update_speed(drive, buf);
@@ -371,7 +371,7 @@ static int ide_cd_fake_play_trkind(ide_drive_t *drive, void *arg)
lba_to_msf(lba_start, &cmd[3], &cmd[4], &cmd[5]);
lba_to_msf(lba_end - 1, &cmd[6], &cmd[7], &cmd[8]);
- return ide_cd_queue_pc(drive, cmd, 0, NULL, 0, &sense, 0, 0);
+ return ide_cd_queue_pc(drive, cmd, 0, NULL, NULL, &sense, 0, 0);
}
static int ide_cd_read_tochdr(ide_drive_t *drive, void *arg)
--
1.5.6.1.322.ge904b
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