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path: root/drivers/block/paride/pg.c
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Diffstat (limited to 'drivers/block/paride/pg.c')
-rw-r--r--drivers/block/paride/pg.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/block/paride/pg.c b/drivers/block/paride/pg.c
index 876d0c3eaf58..bfbd4c852dd9 100644
--- a/drivers/block/paride/pg.c
+++ b/drivers/block/paride/pg.c
@@ -227,6 +227,7 @@ static int pg_identify(struct pg *dev, int log);
static char pg_scratch[512]; /* scratch block buffer */
static struct class *pg_class;
+static void *par_drv; /* reference of parport driver */
/* kernel glue structures */
@@ -481,6 +482,12 @@ static int pg_detect(void)
printk("%s: %s version %s, major %d\n", name, name, PG_VERSION, major);
+ par_drv = pi_register_driver(name);
+ if (!par_drv) {
+ pr_err("failed to register %s driver\n", name);
+ return -1;
+ }
+
k = 0;
if (pg_drive_count == 0) {
if (pi_init(dev->pi, 1, -1, -1, -1, -1, -1, pg_scratch,
@@ -511,6 +518,7 @@ static int pg_detect(void)
if (k)
return 0;
+ pi_unregister_driver(par_drv);
printk("%s: No ATAPI device detected\n", name);
return -1;
}