os/fs/FS: fix zero() return value on fallback

Signed-off-by: Sage Weil <sage@redhat.com>

diff --git a/src/os/fs/FS.cc b/src/os/fs/FS.cc
index cb0bdd53a1360574b7ddc90582ca9ff91d88b88b..63389486ae9e5e97a25a86979b53c5b78e4ca830 100644 (file)
--- a/src/os/fs/FS.cc
+++ b/src/os/fs/FS.cc
@@ -140,7 +140,7 @@ int FS::zero(int fd, uint64_t offset, uint64_t length)
     bufferptr bp(length);
     bp.zero();
     bl.append(bp);
-    int r = ::lseek64(fd, offset, SEEK_SET);
+    r = ::lseek64(fd, offset, SEEK_SET);
     if (r < 0) {
       r = -errno;
       goto out;