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path: root/drivers/block/paride/pf.c
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Diffstat (limited to 'drivers/block/paride/pf.c')
-rw-r--r--drivers/block/paride/pf.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/block/paride/pf.c b/drivers/block/paride/pf.c
index 9a15fd3c9..7a7d977a7 100644
--- a/drivers/block/paride/pf.c
+++ b/drivers/block/paride/pf.c
@@ -264,6 +264,7 @@ static int pf_cmd; /* current command READ/WRITE */
static struct pf_unit *pf_current;/* unit of current request */
static int pf_mask; /* stopper for pseudo-int */
static char *pf_buf; /* buffer for request in progress */
+static void *par_drv; /* reference of parport driver */
/* kernel glue structures */
@@ -703,6 +704,11 @@ static int pf_detect(void)
printk("%s: %s version %s, major %d, cluster %d, nice %d\n",
name, name, PF_VERSION, major, cluster, nice);
+ par_drv = pi_register_driver(name);
+ if (!par_drv) {
+ pr_err("failed to register %s driver\n", name);
+ return -1;
+ }
k = 0;
if (pf_drive_count == 0) {
if (pi_init(pf->pi, 1, -1, -1, -1, -1, -1, pf_scratch, PI_PF,
@@ -735,6 +741,7 @@ static int pf_detect(void)
printk("%s: No ATAPI disk detected\n", name);
for (pf = units, unit = 0; unit < PF_UNITS; pf++, unit++)
put_disk(pf->disk);
+ pi_unregister_driver(par_drv);
return -1;
}