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-rw-r--r--arch/arm/vfp/vfpdouble.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/vfp/vfpdouble.c b/arch/arm/vfp/vfpdouble.c
index b801cd6..9b367a6 100644
--- a/arch/arm/vfp/vfpdouble.c
+++ b/arch/arm/vfp/vfpdouble.c
@@ -770,6 +770,9 @@ vfp_double_add(struct vfp_double *vdd, struct vfp_double *vdn,
if ((s64)m_sig < 0) {
vdd->sign = vfp_sign_negate(vdd->sign);
m_sig = -m_sig;
+ } else if (m_sig == 0) {
+ vdd->sign = (fpscr & FPSCR_RMODE_MASK) ==
+ FPSCR_ROUND_MINUSINF ? 0x8000 : 0;
}
} else {
m_sig += vdn->significand;
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