filestore: initialize dummy xattr buffer

Shut up valgrind.

Signed-off-by: Sage Weil <sage@newdream.net>

diff --git a/src/os/FileStore.cc b/src/os/FileStore.cc
index 6b0ae1a78f8f42f829649a6d37f9cadc60687d79..da0dea094da80624426af9a8b53525e790fa76d6 100644 (file)
--- a/src/os/FileStore.cc
+++ b/src/os/FileStore.cc
@@ -1269,6 +1269,7 @@ int FileStore::_detect_fs()
   }
 
   char buf[1000];
+  memset(buf, 0, sizeof(buf)); // shut up valgrind
   do_setxattr(fn, "user.test", &buf, sizeof(buf));
   do_setxattr(fn, "user.test2", &buf, sizeof(buf));
   do_setxattr(fn, "user.test3", &buf, sizeof(buf));