drm/nouveau/i2c: fix thinko/regression on really old chipsets

Fixes i2c on my TNT2.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/nouveau/nouveau_i2c.c b/drivers/gpu/drm/nouveau/nouveau_i2c.c
index 8f4f914..e2be95a 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_i2c.c
+++ b/drivers/gpu/drm/nouveau/nouveau_i2c.c
@@ -315,8 +315,8 @@ nouveau_i2c_init(struct drm_device *dev)
        struct drm_nouveau_private *dev_priv = dev->dev_private;
        struct nvbios *bios = &dev_priv->vbios;
        struct nouveau_i2c_chan *port;
+       u8 version = 0x00, entries, recordlen;
        u8 *i2c, *entry, legacy[2][4] = {};
-       u8 version, entries, recordlen;
        int ret, i;
 
        INIT_LIST_HEAD(&dev_priv->i2c_ports);
@@ -346,12 +346,12 @@ nouveau_i2c_init(struct drm_device *dev)
                if (i2c[7]) legacy[1][1] = i2c[7];
        }
 
-       if (i2c && version >= 0x30) {
+       if (version >= 0x30) {
                entry     = i2c[1] + i2c;
                entries   = i2c[2];
                recordlen = i2c[3];
        } else
-       if (i2c) {
+       if (version) {
                entry     = i2c;
                entries   = 16;
                recordlen = 4;