parisc: also set iaoq_b in instruction_pointer_set()
authorSven Schnelle <svens@stackframe.org>
Thu, 4 Apr 2019 16:16:04 +0000 (18:16 +0200)
committerHelge Deller <deller@gmx.de>
Sat, 6 Apr 2019 17:07:55 +0000 (19:07 +0200)
commitf324fa58327791b2696628b31480e7e21c745706
treea1e32062c0ea2a0677d9f0acce6f8a63ef71b9dd
parent45efd871bf0a47648f119d1b41467f70484de5bc
parisc: also set iaoq_b in instruction_pointer_set()

When setting the instruction pointer on PA-RISC we also need
to set the back of the instruction queue to the new offset, otherwise
we will execute on instruction from the new location, and jumping
back to the old location stored in iaoq_b.

Signed-off-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Helge Deller <deller@gmx.de>
Fixes: 75ebedf1d263 ("parisc: Add HAVE_REGS_AND_STACK_ACCESS_API feature")
Cc: stable@vger.kernel.org # 4.19+
arch/parisc/include/asm/ptrace.h