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video: tegra: nvmap: Add logging to some error conditions

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Change-Id: I1ec34fd4a6bb21a6d84912a7228c209f459261be
Signed-off-by: Rebecca Schultz Zavin <rebecca@android.com>
This commit is contained in:
Rebecca Schultz Zavin
2010-12-17 15:06:38 -08:00
parent 7d99fb5c85
commit 7e78d3b5ed
1 changed files with 8 additions and 0 deletions
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8
drivers/video/tegra/nvmap/nvmap.c
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@@ -414,6 +414,13 @@ static int nvmap_validate_get_pin_array(struct nvmap_client *client,
ref = _nvmap_validate_id_locked(client, arr[i].pin_mem);
if (!ref)
nvmap_warn(client, "falied to validate id\n");
else if (!ref->handle)
nvmap_warn(client, "id had no associated handle\n");
else if (!ref->handle->alloc)
nvmap_warn(client, "handle had no allocation\n");
if (!ref || !ref->handle || !ref->handle->alloc) {
ret = -EPERM;
break;
@@ -492,6 +499,7 @@ int nvmap_pin_array(struct nvmap_client *client, struct nvmap_handle *gather,
count = nvmap_validate_get_pin_array(client, arr, nr, unique_arr);
if (count < 0) {
mutex_unlock(&client->share->pin_lock);
nvmap_warn(client, "failed to validate pin array\n");
return count;
}