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-rw-r--r--pack.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/pack.c b/pack.c
index 0a37d8d..e6ea8a9 100644
--- a/pack.c
+++ b/pack.c
@@ -1941,7 +1941,7 @@ pack_unpack(VALUE str, VALUE fmt)
case 'm':
{
- VALUE buf = infected_str_new(0, (send - s)*3/4, str);
+ VALUE buf = infected_str_new(0, (send - s + 2)*3/4, str); /* +2 is for skipping paddings */
char *ptr = RSTRING_PTR(buf);
int a = -1,b = -1,c = 0,d = 0;
static signed char b64_xtable[256];