[PATCH 2/3] inet: Remove strdupa from nrl_domainname()

[Adhemerval Zanella]

We can use the already in place scratch_buffer.

Checked on x86_64-linux-gnu.
---
 inet/getnameinfo.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/inet/getnameinfo.c b/inet/getnameinfo.c
index 58ebbb1154..69a94604bd 100644
--- a/inet/getnameinfo.c
+++ b/inet/getnameinfo.c
@@ -127,10 +127,10 @@ nrl_domainname (void)
 	  else
 	    {
 	      /* We need to preserve the hostname.  */
-	      const char *hstname = strdupa (tmpbuf.data);
-	      while (__gethostbyname_r (hstname, &th,
-					tmpbuf.data,
-					tmpbuf.length,
+	      size_t hstnamelen = strlen (tmpbuf.data) + 1;
+	      while (__gethostbyname_r (tmpbuf.data, &th,
+					tmpbuf.data + hstnamelen,
+					tmpbuf.length - hstnamelen,
 					&h, &herror))
 		{
 		  if (herror == NETDB_INTERNAL && errno == ERANGE)
-- 
2.32.0