[Libguestfs] [PATCH] lib: Reset errno to zero to avoid erroneously returning E2BIG

[Michael Meyer]

This line was accidentally removed in 77fe74fc, causing
bug #1145056 (Bugzilla) to resurface.
---
 lib/utf16.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/utf16.c b/lib/utf16.c
index e099548..67fa996 100644
--- a/lib/utf16.c
+++ b/lib/utf16.c
@@ -58,6 +58,7 @@ _hivex_recode (hive_h *h, recode_type t,
       /* Reset errno here because we don't want to accidentally
        * return E2BIG to a library caller.
        */
+      errno = 0;
       size_t prev = outalloc;
       /* Try again with a larger output buffer. */
       free (out);
-- 
2.7.4