drm/nouveau: fix reclocking on nv40

In commit 77145f1cbdf8d28b46ff8070ca749bad821e0774 was introduced
error which cause that reclocking on nv40 not working anymore.
There is missing assigment of return value from pll_calc to ret.

Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Martin Peres <martin.peres@labri.fr>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/drm/nouveau/nv40_pm.c b/drivers/gpu/drm/nouveau/nv40_pm.c
index 3af5bcd0b203..625f80d53dc2 100644
--- a/drivers/gpu/drm/nouveau/nv40_pm.c
+++ b/drivers/gpu/drm/nouveau/nv40_pm.c
@@ -131,7 +131,7 @@ nv40_calc_pll(struct drm_device *dev, u32 reg, struct nvbios_pll *pll,
         if (clk < pll->vco1.max_freq)
                 pll->vco2.max_freq = 0;
 
-        pclk->pll_calc(pclk, pll, clk, &coef);
+        ret = pclk->pll_calc(pclk, pll, clk, &coef);
         if (ret == 0)
                 return -ERANGE;