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drm/vmwgfx: Fix nasty write past alloced memory area

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Thomas Hellstrom %!s(int64=13) %!d(string=hai) anos
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Modificáronse 1 ficheiros con 1 adicións e 1 borrados
  1. 1 1
      drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c

+ 1 - 1
drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c

@@ -66,7 +66,7 @@ static int vmw_gmr2_bind(struct vmw_private *dev_priv,
 	cmd += sizeof(remap_cmd) / sizeof(uint32);
 
 	for (i = 0; i < num_pages; ++i) {
-		if (VMW_PPN_SIZE > 4)
+		if (VMW_PPN_SIZE <= 4)
 			*cmd = page_to_pfn(*pages++);
 		else
 			*((uint64_t *)cmd) = page_to_pfn(*pages++);