i2c: smbus: improve naming in i2c_smbus_xfer_emulated()

This may be just taste, but I think 'nmsgs' is way more readable than a
generic 'num' variable. Also, fix spaces around operators while here.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
1 file changed