Commit c2d9aa3b authored Nov 14, 2019 by Max Filippov

xtensa: fix syscall_set_return_value



syscall return value is in the register a2, not a0.

Cc: stable@vger.kernel.org # v5.0+
Fixes: 9f24f3c1 ("xtensa: implement tracehook functions and enable HAVE_ARCH_TRACEHOOK")
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

parent d80a5053

arch/xtensa/include/asm/syscall.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -51,7 +51,7 @@ static inline void syscall_set_return_value(struct task_struct *task,
		struct pt_regs *regs,
		int error, long val)
		{
		regs->areg[0] = (long) error ? error : val;
		regs->areg[2] = (long) error ? error : val;
		}

		#define SYSCALL_MAX_ARGS 6

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