Fix the following compiler warning:
| mcp251xfd/mcp251xfd-regmap.c:38:4: warning: ignoring return value of function declared with 'warn_unused_result' attribute [-Wunused-result]
| fscanf(reg_file, "%*[^\n]\n");
| ^~~~~~ ~~~~~~~~~~~~~~~~~~~~~
Reported-by: https://github.com/Chaitanya84
Link: https://github.com/linux-can/can-utils/pull/506
It works on dev coredump data generated by the mcp251xfd driver in
case of failures, as well as on regmap based register dumps.
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>