On Wed, Dec 02, 2020 at 07:22:14PM +0200, Baruch Siach wrote: > ETHTOOL_GMODULEINFO request success indicates that SFP cage is present. > Failure of ETHTOOL_GMODULEEEPROM is most likely because SFP module is > not plugged in. Add an indication to the user as to what might be the > reason for the failure. > > Signed-off-by: Baruch Siach <[email protected]>
Applied (with minor whitespace formatting cleanup), thank you.
Michal
> ---
> v2: Limit message to likely errno values (Andrew Lunn)
> ---
> ethtool.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/ethtool.c b/ethtool.c
> index 1d9067e774af..63b3a095eded 100644
> --- a/ethtool.c
> +++ b/ethtool.c
> @@ -4855,7 +4855,11 @@ static int do_getmodule(struct cmd_context *ctx)
> eeprom->offset = geeprom_offset;
> err = send_ioctl(ctx, eeprom);
> if (err < 0) {
> + int saved_errno = errno;
> perror("Cannot get Module EEPROM data");
> + if (saved_errno == ENODEV || saved_errno == EIO ||
> + saved_errno == ENXIO)
> + fprintf(stderr, "SFP module not in cage?\n");
> free(eeprom);
> return 1;
> }
> --
> 2.29.2
>
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