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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
commit | e5fd91f1ef340da553f7a79da9540c3db711c937 (patch) | |
tree | b11842027dc6641da63f4bcc524f8678263304a3 /drivers/block/paride/pcd.c | |
parent | 2a9b0348e685a63d97486f6749622b61e9e3292f (diff) |
Linux-libre 4.2-gnu
Diffstat (limited to 'drivers/block/paride/pcd.c')
-rw-r--r-- | drivers/block/paride/pcd.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/block/paride/pcd.c b/drivers/block/paride/pcd.c index 3b7c9f1be..93362362a 100644 --- a/drivers/block/paride/pcd.c +++ b/drivers/block/paride/pcd.c @@ -221,6 +221,7 @@ static int pcd_busy; /* request being processed ? */ static int pcd_sector; /* address of next requested sector */ static int pcd_count; /* number of blocks still to do */ static char *pcd_buf; /* buffer for request in progress */ +static void *par_drv; /* reference of parport driver */ /* kernel glue structures */ @@ -690,6 +691,12 @@ static int pcd_detect(void) printk("%s: %s version %s, major %d, nice %d\n", name, name, PCD_VERSION, major, nice); + par_drv = pi_register_driver(name); + if (!par_drv) { + pr_err("failed to register %s driver\n", name); + return -1; + } + k = 0; if (pcd_drive_count == 0) { /* nothing spec'd - so autoprobe for 1 */ cd = pcd; @@ -723,6 +730,7 @@ static int pcd_detect(void) printk("%s: No CD-ROM drive found\n", name); for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) put_disk(cd->disk); + pi_unregister_driver(par_drv); return -1; } @@ -984,6 +992,7 @@ static void __exit pcd_exit(void) } blk_cleanup_queue(pcd_queue); unregister_blkdev(major, name); + pi_unregister_driver(par_drv); } MODULE_LICENSE("GPL"); |