[VIDEO] sunxvr500fb: Fix pseudo_palette array size

- the pseudo_palette is only 16 elements long.
- the pseudo_palette has only 16 elements. Do not write if regno (the array
  index) is more than 15.

Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/video/sunxvr500.c b/drivers/video/sunxvr500.c
index 08880a62bfa3..71bf3f1f00bc 100644
--- a/drivers/video/sunxvr500.c
+++ b/drivers/video/sunxvr500.c
@@ -50,7 +50,7 @@ struct e3d_info {
         u32                     fb8_0_off;
         u32                     fb8_1_off;
 
-        u32                     pseudo_palette[256];
+        u32                     pseudo_palette[16];
 };
 
 static int __devinit e3d_get_props(struct e3d_info *ep)
@@ -126,7 +126,9 @@ static int e3d_setcolreg(unsigned regno,
         blue_8 = blue >> 8;
 
         value = (blue_8 << 24) | (green_8 << 16) | (red_8 << 8);
-        ((u32 *)info->pseudo_palette)[regno] = value;
+
+        if (info->fix.visual == FB_VISUAL_TRUECOLOR && regno < 16)
+                ((u32 *)info->pseudo_palette)[regno] = value;
 
 
         red_10 = red >> 6;