commit 98b8aebb14 upstream.
The SYM_SIGFUNC_START definition should match sigcontext that the length
of GPRs are 8 bytes for both 32BIT and 64BIT. So replace SZREG with 8 to
fix it.
Cc: stable@vger.kernel.org
Fixes: e4878c37f6 ("LoongArch: vDSO: Emit GNU_EH_FRAME correctly")
Suggested-by: Xi Ruoyao <xry111@xry111.site>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>