On Tue, Aug 06, 2019 at 08:11:02AM -0700, Bart Van Assche wrote: > On 8/6/19 1:11 AM, Johannes Thumshirn wrote: > > On 06/08/2019 01:25, Bart Van Assche wrote: > > [...] > > > > > + for ((i=0;i<10;i++)); do > > > + [ -e /sys/block/$dev/uuid ] && > > > + [ -e /sys/block/$dev/wwid ] && > > > + return 0 > > > + sleep .1 > > > + done > > > + return 1 > > > fi > > > done > > > + return 1 > > > > Hmmm, I don't really understand why you're adding the return {0,1} here. > > None of the callers of _find_nvme_loop_dev() does anything with the > > return value of the function. > > > > They expect either a nvme-device or an empty string and fail if the > > string is empty due to a non-empty diff in the golden output. > > Hi Johannes, > > The "return 0" statement has been added to break out of the two for-loops. > The first "return 1" statement has been added to make sure that the echo > "$dev" statement is executed at most once. The final "return 1" statement > has been added to make the return value consistent. > > Do you perhaps want me to leave out {0,1} from the return statements? Yes, I think this is less confusing for readers. With that, Reviewed-by: Johannes Thumshirn <jthumshirn@xxxxxxx> -- Johannes Thumshirn SUSE Labs Filesystems jthumshirn@xxxxxxx +49 911 74053 689 SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: Felix Imendörffer, Mary Higgins, Sri Rasiah HRB 21284 (AG Nürnberg) Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850