__dev_printf is a define which uses a local variable 'ret'. This
means that whenever someone does a dev_*(dev, "ret: %d\n", ret);
ret will be 0.
Fix this by writing this without a local variable.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
With this the files can give more context to their pr_* messages by
specifying a
at the beginning of the files. Basically the same mechanism as in the
Kernel.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>