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-rw-r--r--lib/buffer.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/buffer.c b/lib/buffer.c
index 4f795eb..d538fda 100644
--- a/lib/buffer.c
+++ b/lib/buffer.c
@@ -82,13 +82,14 @@ ul_buffer_append (ul_buffer_t *buffer, const char *key, const char *value)
char *
ul_buffer_finalize (ul_buffer_t *buffer)
{
- if (buffer->msg[buffer->len] == ',')
- buffer->msg[buffer->len] = '}';
+ if (buffer->msg[buffer->len - 1] == ',')
+ buffer->msg[buffer->len - 1] = '}';
else
{
if (!_ul_buffer_ensure_size (buffer, buffer->len + 1))
return NULL;
buffer->msg[buffer->len++] = '}';
+ buffer->msg[buffer->len] = '\0';
}
return buffer->msg;
}