diff options
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c index 520a2ffd..6b9238e9 100644 --- a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c | |||
@@ -975,6 +975,9 @@ static int nvgpu_ioctl_channel_reg_ops(struct dbg_session_gk20a *dbg_s, | |||
975 | struct channel_gk20a *ch; | 975 | struct channel_gk20a *ch; |
976 | u64 ops_size = sizeof(ops[0]) * args->num_ops; | 976 | u64 ops_size = sizeof(ops[0]) * args->num_ops; |
977 | 977 | ||
978 | if (args->num_ops > SZ_4K / sizeof(ops[0])) | ||
979 | return -EINVAL; | ||
980 | |||
978 | gk20a_dbg_fn("%d ops, total size %llu", args->num_ops, ops_size); | 981 | gk20a_dbg_fn("%d ops, total size %llu", args->num_ops, ops_size); |
979 | 982 | ||
980 | if (!dbg_s->ops) { | 983 | if (!dbg_s->ops) { |