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由 Axel Lin 提交于
Return proper error if i2c_check_functionality reports the adapter does not support the capability we need. Also remove unneeded initialization for err variable. Signed-off-by: NAxel Lin <axel.lin@gmail.com> Acked-by: NSean MacLennan <smaclennan@pikatech.com> Signed-off-by: NGuenter Roeck <guenter.roeck@ericsson.com>
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