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| author | Thomas Hellstrom <thellstrom@vmware.com> | 2012-06-01 15:48:04 +0200 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-06-01 17:00:20 +0100 |
| commit | 0824db38e515644f8d1bfd64adbd7cb2c6ea7c62 (patch) | |
| tree | c0db7ce9d06f2b221e04110335896f4ef36aac2c /drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c | |
| parent | a8ff3ee211fccf708e1911bbc096625453ebf759 (diff) | |
| download | lwn-0824db38e515644f8d1bfd64adbd7cb2c6ea7c62.tar.gz lwn-0824db38e515644f8d1bfd64adbd7cb2c6ea7c62.zip | |
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>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c index 51c9ba5cd2fb..21ee78226560 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c +++ b/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++); |