[PATCH] paride: return proper error code
authorAkinobu Mita <akinobu.mita@gmail.com>
Thu, 7 Dec 2006 04:36:43 +0000 (20:36 -0800)
committerLinus Torvalds <torvalds@woody.osdl.org>
Thu, 7 Dec 2006 16:39:34 +0000 (08:39 -0800)
This patch makes module init return proper value instead of -1 (-EPERM).

Cc: Tim Waugh <tim@cyberelk.net>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
drivers/block/paride/pcd.c
drivers/block/paride/pf.c
drivers/block/paride/pg.c
drivers/block/paride/pt.c

index ac5ba462710b2f0af37b37032804aa238bbdf2b8..c852eed91e4b6d82cdea3950271abc17e7f4762d 100644 (file)
@@ -912,12 +912,12 @@ static int __init pcd_init(void)
        int unit;
 
        if (disable)
-               return -1;
+               return -EINVAL;
 
        pcd_init_units();
 
        if (pcd_detect())
-               return -1;
+               return -ENODEV;
 
        /* get the atapi capabilities page */
        pcd_probe_capabilities();
@@ -925,7 +925,7 @@ static int __init pcd_init(void)
        if (register_blkdev(major, name)) {
                for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++)
                        put_disk(cd->disk);
-               return -1;
+               return -EBUSY;
        }
 
        pcd_queue = blk_init_queue(do_pcd_request, &pcd_lock);
@@ -933,7 +933,7 @@ static int __init pcd_init(void)
                unregister_blkdev(major, name);
                for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++)
                        put_disk(cd->disk);
-               return -1;
+               return -ENOMEM;
        }
 
        for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) {
index 1a9dee19efcf11cfc61d02dc383a4cb04ff222d9..7cdaa19512605d7cc28356d41132426ca0953630 100644 (file)
@@ -933,25 +933,25 @@ static int __init pf_init(void)
        int unit;
 
        if (disable)
-               return -1;
+               return -EINVAL;
 
        pf_init_units();
 
        if (pf_detect())
-               return -1;
+               return -ENODEV;
        pf_busy = 0;
 
        if (register_blkdev(major, name)) {
                for (pf = units, unit = 0; unit < PF_UNITS; pf++, unit++)
                        put_disk(pf->disk);
-               return -1;
+               return -EBUSY;
        }
        pf_queue = blk_init_queue(do_pf_request, &pf_spin_lock);
        if (!pf_queue) {
                unregister_blkdev(major, name);
                for (pf = units, unit = 0; unit < PF_UNITS; pf++, unit++)
                        put_disk(pf->disk);
-               return -1;
+               return -ENOMEM;
        }
 
        blk_queue_max_phys_segments(pf_queue, cluster);
index 13f998aa1cd3ffc19ccf402fd901b91e8b0dbf2d..9970aedbb5d9a05f049b33d7cce2b7079a5436a4 100644 (file)
@@ -646,14 +646,14 @@ static int __init pg_init(void)
        int err;
 
        if (disable){
-               err = -1;
+               err = -EINVAL;
                goto out;
        }
 
        pg_init_units();
 
        if (pg_detect()) {
-               err = -1;
+               err = -ENODEV;
                goto out;
        }
 
index 35fb2663672146d0cdbd1ed15ea36da68d1bb223..c902b25e48697d938179d7002ea7522fab5aad93 100644 (file)
@@ -946,12 +946,12 @@ static int __init pt_init(void)
        int err;
 
        if (disable) {
-               err = -1;
+               err = -EINVAL;
                goto out;
        }
 
        if (pt_detect()) {
-               err = -1;
+               err = -ENODEV;
                goto out;
        }