This patch removes some "may be used uninitialized" compiling warnings by adding uninitialized_var(), while the
uninitialized variables are initialized properly.
Signed-off-by: Coly Li <coly.li@xxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Steve French <sfrench@xxxxxxxxx>
Cc: OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Cc: KONISHI Ryusuke <konishi.ryusuke@xxxxxxxxxxxxx>
Cc: Bob Copeland <me@xxxxxxxxxxxxxxx>
Cc: Anders Larsen <al@xxxxxxxxxxx>