fix regression from "vsprintf: unify the format decoding layer for its 3 users"

Jeremy Fitzhardinge reported:

> Change fef20d9c1380f04ba9492d6463148db07b413708, "vsprintf:
> unify the format decoding layer for its 3 users", causes a
> regression in xenbus which results in no devices getting
> attached to a new domain.

%.*s is broken - fix it.

Reported-by: Jeremy Fitzhardinge <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Linus Torvalds <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
1 file changed