i2c: bcm-kona: fix error return code in bcm_kona_i2c_probe()
i2c: bcm-kona: fix error return code in bcm_kona_i2c_probe()

Fix to return a negative error code from the bus speed parse
error handling case instead of 0.

Signed-off-by: Wei Yongjun <b8f9cab8be13de37b9588aedad10a20fc3a68783@trendmicro.com.cn>
Reviewed-by: Tim Kryger <4c7dedd0ac44dc6f85716dd1f07f88440aa662c7@linaro.org>
Signed-off-by: Wolfram Sang <fd4ce474653598159cad06f3c83387a05cd53a44@the-dreams.de>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs