X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=daemon%2Ffallocate.c;h=bc744f59bc1faf93e74004db1e69e4f457e20141;hb=c655415dc051b84d6178399e5f7cb76ff7af06c0;hp=7f17f8b85d6824dba4e9604468a682bec93ad2bc;hpb=e9c37113104c1cfb234535adc9b52ad3880a41ce;p=libguestfs.git

diff --git a/daemon/fallocate.c b/daemon/fallocate.c
index 7f17f8b..bc744f5 100644
--- a/daemon/fallocate.c
+++ b/daemon/fallocate.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
 #include <config.h>
@@ -23,6 +23,7 @@
 #include <string.h>
 #include <unistd.h>
 #include <fcntl.h>
+#include <errno.h>
 
 #include "daemon.h"
 #include "actions.h"
@@ -30,6 +31,17 @@
 int
 do_fallocate (const char *path, int len)
 {
+  if (len < 0) {
+    reply_with_error ("length < 0");
+    return -1;
+  }
+
+  return do_fallocate64 (path, len);
+}
+
+int
+do_fallocate64 (const char *path, int64_t len)
+{
   int fd;
 
   CHROOT_IN;
@@ -41,10 +53,9 @@ do_fallocate (const char *path, int len)
   }
 
 #ifdef HAVE_POSIX_FALLOCATE
-  int r;
-
-  r = posix_fallocate (fd, 0, len);
-  if (r == -1) {
+  int err = posix_fallocate (fd, 0, len);
+  if (err != 0) {
+    errno = err;
     reply_with_perror ("%s", path);
     close (fd);
     return -1;