hw/block/pflash_cfi02: Extract the pflash_data_read() function

hw/block/pflash_cfi02: Extract the pflash_data_read() function

Extract the code block in a new function, remove a goto statement.

Signed-off-by: Stephen Checkoway <[email protected]>
Message-Id: <20190426162624[email protected]>
Reviewed-by: Philippe Mathieu-Daudé <[email protected]>
Tested-by: Philippe Mathieu-Daudé <[email protected]>
[PMD: Extracted from bigger patch, remove the XXX tracing comment]
Reviewed-by: Alistair Francis <[email protected]>
Signed-off-by: Philippe Mathieu-Daudé <[email protected]>