Commit 6888ff04 authored by Helge Deller's avatar Helge Deller
Browse files

parisc: Handle kgdb breakpoints only in kernel context 



The kernel kgdb break instructions should only be handled when running
in kernel context.

Cc: <stable@vger.kernel.org> # v5.4+
Signed-off-by: default avatarHelge Deller <deller@gmx.de>
parent df419492

arch/parisc/kernel/traps.c

+2 −2
Original line number Diff line number Diff line
@@ -306,8 +306,8 @@ static void handle_break(struct pt_regs *regs) 
#endif



#ifdef CONFIG_KGDB

	if (unlikely(iir == PARISC_KGDB_COMPILED_BREAK_INSN ||

		iir == PARISC_KGDB_BREAK_INSN)) {

	if (unlikely((iir == PARISC_KGDB_COMPILED_BREAK_INSN ||

		iir == PARISC_KGDB_BREAK_INSN)) && !user_mode(regs)) {

		kgdb_handle_exception(9, SIGTRAP, 0, regs);

		return;

	}