staging: qlge: qlge_dbg: Simplify while statements

Simplify while loops into more readable and simple for loops.

Signed-off-by: Suraj Upadhyay <usuraj35@gmail.com>
Link: https://lore.kernel.org/r/79e35c695a80168639c073137a80804da3362301.1594642213.git.usuraj35@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>