master - cleanup: move test for free arg

[Zdenek Kabelac]

Gitweb:        http://git.fedorahosted.org/git/?p=lvm2.git;a=commitdiff;h=338b991e4072734a4...
Commit:        338b991e4072734a4c37573d1bb541ecadee93b8
Parent:        6872adc0ff7e6c72cc94fd15ed5dd910b958386e
Author:        Zdenek Kabelac 
AuthorDate:    Wed Aug 13 14:19:13 2014 +0200
Committer:     Zdenek Kabelac 
CommitterDate: Fri Aug 15 15:06:44 2014 +0200

cleanup: move test for free arg

Move test for list of volumes into common place.
---
 tools/lvconvert.c |   14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/tools/lvconvert.c b/tools/lvconvert.c
index e369def..9c25bd9 100644
--- a/tools/lvconvert.c
+++ b/tools/lvconvert.c
@@ -110,8 +110,13 @@ static int _lvconvert_name_params(struct lvconvert_params *lp,
    char *ptr;
    const char *vg_name = NULL;

-	if (lp->merge)
+	if (lp->merge) {
+		if (!*pargc) {
+			log_error("Please specify a logical volume path.");
+			return 0;
+		}
    	return 1;
+	}

if (!*pargc) {
    	if (lp->cache) {
@@ -3317,14 +3322,9 @@ int lvconvert(struct cmd_context * cmd, int argc, char **argv)
    	return EINVALID_CMD_LINE;
    }

-	if (lp.merge) {
-		if (!argc) {
-			log_error("Please provide logical volume path");
-			return EINVALID_CMD_LINE;
-		}
+	if (lp.merge)
    	return process_each_lv(cmd, argc, argv, READ_FOR_UPDATE, &lp,
    			       &_lvconvert_merge_single);
-	}

return lvconvert_single(cmd, &lp);
 }