Release samtools-0.1.5b (BUG! so embarrassing!)

[samtools.git] / sam.c

diff --git a/sam.c b/sam.c
index d53aa0eacd47b24ebf74629e7d15c5d88a6cfcc6..45cb05cf3dd6f8a04acfd4dd92c8d250835855a2 100644 (file)
--- a/sam.c
+++ b/sam.c
@@ -26,6 +26,7 @@ static void append_header_text(bam_header_t *header, char* text, int len)
 {
        int x = header->l_text + 1;
        int y = header->l_text + len + 1; // 1 byte null
+       if (text == 0) return;
        kroundup32(x); 
        kroundup32(y);
        if (x < y) header->text = (char*)realloc(header->text, y);