Commit 8cadb01d authored by Thierry Reding's avatar Thierry Reding

gpu: host1x: Fix potential out-of-bounds access

The check for valid syncpoint IDs is off by one. While at it, rewrite
the check to make it more easily understandable.
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 05d2f3ea
...@@ -484,7 +484,7 @@ unsigned int host1x_syncpt_nb_mlocks(struct host1x *host) ...@@ -484,7 +484,7 @@ unsigned int host1x_syncpt_nb_mlocks(struct host1x *host)
struct host1x_syncpt *host1x_syncpt_get(struct host1x *host, unsigned int id) struct host1x_syncpt *host1x_syncpt_get(struct host1x *host, unsigned int id)
{ {
if (host->info->nb_pts < id) if (id >= host->info->nb_pts)
return NULL; return NULL;
return host->syncpt + id; return host->syncpt + id;
......
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