fs/direct-io.c: adjust suspicious bit operation
READ is 0, so the result of the bit-and operation is 0. Rewrite with == as done elsewhere in the same file. This problem was found using Coccinelle (http://coccinelle.lip6.fr/). Signed-off-by: Julia Lawall <julia@diku.dk> Reviewed-by: Jeff Moyer <jmoyer@redhat.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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@ -1258,7 +1258,7 @@ do_blockdev_direct_IO(int rw, struct kiocb *iocb, struct inode *inode,
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*/
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BUG_ON(retval == -EIOCBQUEUED);
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if (dio->is_async && retval == 0 && dio->result &&
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((rw & READ) || (dio->result == sdio.size)))
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((rw == READ) || (dio->result == sdio.size)))
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retval = -EIOCBQUEUED;
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if (retval != -EIOCBQUEUED)
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