staging: r8188eu: use standard error codes in rtw_read_port
Replace the driver-specific _SUCCESS and _FAIL error codes in rtw_read_port. Return 0 for success or a negative error code as we do elsewhere in the kernel. Signed-off-by:Martin Kaiser <martin@kaiser.cx> Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150 Link: https://lore.kernel.org/r/20230206201800.139195-3-martin@kaiser.cxSigned-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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