On Mon, Mar 15, 2021 at 08:08:17AM +0000, Kalle Valo wrote: > Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote: > > > The sscanf() function returns either 0 or 1 here. It doesn't return > > error codes. We should return -EINVAL if the string is invalid. > > > > Fixes: c376c1fc87b7 ("rtw88: add h2c command in debugfs") > > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> > > Why do you remove the num variable? I think the code is more readable with it. > The way I wrote it is slightly more normal (457 vs 333) and we don't use "num" except for the one if statement. But I can write the other way. I'll resend. regards, dan carpenter