merge revision(s) 20580:

	* pack.c (pack_pack): fixed length for odd length string.
	  [ruby-dev:37283]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_7@22446 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 2 deletions

diff --git a/pack.c b/pack.c
index 8e58364024..d0fdd75cd5 100644
--- a/pack.c
+++ b/pack.c
@@ -610,7 +610,7 @@ pack_pack(ary, fmt)
 		    long i, j = 0;
 
 		    if (len > plen) {
-			j = (len - plen + 1)/2;
+			j = (len + 1) / 2 - (plen + 1) / 2;
 			len = plen;
 		    }
 		    for (i=0; i++ < len; ptr++) {
@@ -641,7 +641,7 @@ pack_pack(ary, fmt)
 		    long i, j = 0;
 
 		    if (len > plen) {
-			j = (len - plen + 1)/2;
+			j = (len + 1) / 2 - (plen + 1) / 2;
 			len = plen;
 		    }
 		    for (i=0; i++ < len; ptr++) {