Initialize the buffer used for FIEMAP to avoid the error messages

valgrind complains about.

diff --git a/libarchive/archive_read_disk_entry_from_file.c b/libarchive/archive_read_disk_entry_from_file.c
index a43c0adf9c2abeab1e1c5770bad40737d12462ef..7402b8d8f66635d4bafc799a3c0f4a6a21903994 100644 (file)
--- a/libarchive/archive_read_disk_entry_from_file.c
+++ b/libarchive/archive_read_disk_entry_from_file.c
@@ -911,6 +911,8 @@ setup_sparse(struct archive_read_disk *a,
                }
        }
 
+       /* Initialize buffer to avoid the error valgrind complains about. */
+       memset(buff, 0, sizeof(buff));
        count = (sizeof(buff) - sizeof(*fm))/sizeof(*fe);
        fm = (struct fiemap *)buff;
        fm->fm_start = 0;