libext2fs: adjust the description when copying a bitmap

Label the copy of a bitmap as "copy of ..." so that the bitmap's
description is more descriptive.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

diff --git a/lib/ext2fs/gen_bitmap64.c b/lib/ext2fs/gen_bitmap64.c
index 7b066a2..9dcca03 100644 (file)
--- a/lib/ext2fs/gen_bitmap64.c
+++ b/lib/ext2fs/gen_bitmap64.c
@@ -212,12 +212,12 @@ errcode_t ext2fs_copy_generic_bmap(ext2fs_generic_bitmap src,
 
        descr = src->description;
        if (descr) {
-               retval = ext2fs_get_mem(strlen(descr)+1, &new_descr);
+               retval = ext2fs_get_mem(strlen(descr)+10, &new_descr);
                if (retval) {
                        ext2fs_free_mem(&new_bmap);
                        return retval;
                }
-               strcpy(new_descr, descr);
+               sprintf(new_descr, "copy of %s", descr);
                new_bmap->description = new_descr;
        }