diff options
Diffstat (limited to 'drivers/scsi/st.c')
| -rw-r--r-- | drivers/scsi/st.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index 265d1eed64fa..03b902c20e09 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -17,7 +17,7 @@ Last modified: 18-JAN-1998 Richard Gooch <rgooch@atnf.csiro.au> Devfs support */ -static char *verstr = "20050312"; +static char *verstr = "20050501"; #include <linux/module.h> @@ -29,6 +29,7 @@ static char *verstr = "20050312"; #include <linux/string.h> #include <linux/errno.h> #include <linux/mtio.h> +#include <linux/cdrom.h> #include <linux/ioctl.h> #include <linux/fcntl.h> #include <linux/spinlock.h> @@ -50,6 +51,7 @@ static char *verstr = "20050312"; #include <scsi/scsi_host.h> #include <scsi/scsi_ioctl.h> #include <scsi/scsi_request.h> +#include <scsi/sg.h> /* The driver prints some debugging information on the console if DEBUG @@ -3463,7 +3465,10 @@ static int st_ioctl(struct inode *inode, struct file *file, case SCSI_IOCTL_GET_BUS_NUMBER: break; default: - if (!capable(CAP_SYS_ADMIN)) + if ((cmd_in == SG_IO || + cmd_in == SCSI_IOCTL_SEND_COMMAND || + cmd_in == CDROM_SEND_PACKET) && + !capable(CAP_SYS_RAWIO)) i = -EPERM; else i = scsi_cmd_ioctl(file, STp->disk, cmd_in, p); @@ -3471,10 +3476,12 @@ static int st_ioctl(struct inode *inode, struct file *file, return i; break; } - if (!capable(CAP_SYS_ADMIN) && - (cmd_in == SCSI_IOCTL_START_UNIT || cmd_in == SCSI_IOCTL_STOP_UNIT)) - return -EPERM; - return scsi_ioctl(STp->device, cmd_in, p); + retval = scsi_ioctl(STp->device, cmd_in, p); + if (!retval && cmd_in == SCSI_IOCTL_STOP_UNIT) { /* unload */ + STp->rew_at_close = 0; + STp->ready = ST_NO_TAPE; + } + return retval; out: up(&STp->lock); |