bootchooser: allow an empty namespace

The bootchooser's documentation states the 'namespace' for the state storage backend is optional. This change makes it really optional to allow a flat state variable set definition for the 'bootchooser' as well. Signed-off-by: Juergen Borleis <[email protected]> Signed-off-by: Sascha Hauer <[email protected]>
ndreys · Sep 6, 2017 · eaf9a86 · eaf9a86
1 parent 9f91974
commit eaf9a86
Showing 1 changed file with 4 additions and 6 deletions.
diff --git a/common/bootchooser.c b/common/bootchooser.c
@@ -367,12 +367,10 @@ struct bootchooser *bootchooser_get(void)
 			char *state_devname;
 
 			delim = strchr(state_prefix, '.');
-			if (!delim) {
-				pr_err("state_prefix '%s' has invalid format\n",
-				       state_prefix);
-				goto err;
-			}
-			state_devname = xstrndup(state_prefix, delim - state_prefix);
+			if (delim)
+				state_devname = xstrndup(state_prefix, delim - state_prefix);
+			else
+				state_devname = xstrdup(state_prefix);
 			bc->state_prefix = xstrdup(state_prefix);
 			bc->state = state_by_name(state_devname);
 			if (!bc->state) {