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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2015-02-08 04:25:12 +0100
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2015-02-08 04:26:54 +0100
commita5eb23deb6956b1839fc28b0ca93324531e50d9b (patch)
treea7008132bc5c25d9ea362a867c5be197312627ac /sysdeps/mach/hurd/sendto.c
parent3999d26ead93990b244ada078073fb58fb8bb5be (diff)
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hurd: Ignore bytes beyond sockaddr length for AF_UNIX
Diffstat (limited to 'sysdeps/mach/hurd/sendto.c')
-rw-r--r--sysdeps/mach/hurd/sendto.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/sysdeps/mach/hurd/sendto.c b/sysdeps/mach/hurd/sendto.c
index 2b18b04b80..577d28892c 100644
--- a/sysdeps/mach/hurd/sendto.c
+++ b/sysdeps/mach/hurd/sendto.c
@@ -22,6 +22,7 @@
 #include <hurd/fd.h>
 #include <hurd/ifsock.h>
 #include <hurd/socket.h>
+#include "hurd/hurdsocket.h"
 
 /* Send N bytes of BUF on socket FD to peer at address ADDR (which is
    ADDR_LEN bytes long).  Returns the number sent, or -1 for errors.  */
@@ -47,9 +48,10 @@ __sendto (int fd,
 
       if (addr->sun_family == AF_LOCAL)
 	{
+	  char *name = _hurd_sun_path_dupa (addr, addr_len);
 	  /* For the local domain, we must look up the name as a file and talk
 	     to it with the ifsock protocol.  */
-	  file_t file = __file_name_lookup (addr->sun_path, 0, 0);
+	  file_t file = __file_name_lookup (name, 0, 0);
 	  if (file == MACH_PORT_NULL)
 	    return errno;
 	  err_port = __ifsock_getsockaddr (file, aport);