rbd: give rbd_obj_read_sync() buffer void type

Make the buf parameter into which the data is to be read have type
void pointer.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
This commit is contained in:
Alex Elder 2013-04-21 12:14:45 -05:00 • committed by Sage Weil
commit 80ef15bf71