[PATCH] Fix a crash on CSV import

[Miika Turkia]

Seems that there was not enough space reserved for the whole mem buffer
when adding XML tags around CSV file. When unlucky, the metadata of
memory allocation was overwritten.

Signed-off-by: Miika Turkia <miika.turkia at gmail.com>
---
 file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/file.c b/file.c
index d733613..d856610 100644
--- a/file.c
+++ b/file.c
@@ -116,7 +116,7 @@ static int try_to_xslt_open_csv(const char *filename, struct memblock *mem, cons
 	 *
 	 * Tag markers take: strlen("<></>") = 5
 	 */
-	buf = realloc(mem->buffer, mem->size + 5 + strlen(tag) * 2);
+	buf = realloc(mem->buffer, mem->size + 6 + strlen(tag) * 2);
 	if (buf != NULL) {
 		char *starttag = NULL;
 		char *endtag = NULL;
-- 
1.9.1