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Commit 1fd69098 authored by Franck Bui-Huu's avatar Franck Bui-Huu Committed by Ralf Baechle
Browse files

[MIPS] unwind_stack(): return ra if an exception occured at the first instruction 



Signed-off-by: default avatarFranck Bui-Huu <vagabon.xyz@gmail.com>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent f83b854a

arch/mips/kernel/process.c

+5 −2
Original line number Diff line number Diff line
@@ -465,8 +465,11 @@ unsigned long unwind_stack(struct task_struct *task, unsigned long *sp, 


	if (!kallsyms_lookup(pc, &size, &ofs, &modname, namebuf))

		return 0;

	if (ofs == 0)

		return 0;

	/*

	 * Return ra if an exception occured at the first instruction

	 */

	if (unlikely(ofs == 0))

		return ra;



	info.func = (void *)(pc - ofs);

	info.func_size = ofs;	/* analyze from start to ofs */