sh: hw-breakpoints: Accept breakpoints on NULL addresses.

This follows the x86 change 84d7109267
("hw-breakpoints: Accept breakpoints on NULL address") and restores the
previous expected ptrace behaviour.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2010-03-01 11:52:03 +09:00
commit 105244ec95