[PATCH] dm: fix alloc_dev error path

[~andy/linux] / drivers / md / dm-zero.c

diff --git a/drivers/md/dm-zero.c b/drivers/md/dm-zero.c
index 7febc2cac73d893c37734ac2bf7d832ec4b42ed9..ea569f7348d2a284b983d766614d1ff8d8fb82ac 100644 (file)
--- a/drivers/md/dm-zero.c
+++ b/drivers/md/dm-zero.c
@@ -10,13 +10,15 @@
 #include <linux/init.h>
 #include <linux/bio.h>
 
+#define DM_MSG_PREFIX "zero"
+
 /*
  * Construct a dummy mapping that only returns zeros
  */
 static int zero_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 {
        if (argc != 0) {
-               ti->error = "dm-zero: No arguments required";
+               ti->error = "No arguments required";
                return -EINVAL;
        }
 
@@ -55,22 +57,22 @@ static struct target_type zero_target = {
        .map    = zero_map,
 };
 
-int __init dm_zero_init(void)
+static int __init dm_zero_init(void)
 {
        int r = dm_register_target(&zero_target);
 
        if (r < 0)
-               DMERR("zero: register failed %d", r);
+               DMERR("register failed %d", r);
 
        return r;
 }
 
-void __exit dm_zero_exit(void)
+static void __exit dm_zero_exit(void)
 {
        int r = dm_unregister_target(&zero_target);
 
        if (r < 0)
-               DMERR("zero: unregister failed %d", r);
+               DMERR("unregister failed %d", r);
 }
 
 module_init(dm_zero_init)