serial: 8250_exar: Don't return positive values as error codes

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PCI core may return positive codes for the specific errors.
There is a special API to convert them to negative stanrard ones.
Use that API to avoid returning positive values as error codes.

Fixes: f7ce070629 ("serial: exar: add CTI specific setup code")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Parker Newman <pnewman@connecttech.com>
Link: https://lore.kernel.org/r/20240503171917.2921250-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Andy Shevchenko 2024-05-03 20:15:53 +03:00 • committed by Greg Kroah-Hartman

parent 660a708098

commit 53ea31bb6b

1 changed files with 2 additions and 2 deletions

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drivers/tty/serial/8250/8250_exar.c

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