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gpu: nvgpu: check return value of mutex_init in CE2 code

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- check return value of nvgpu_mutex_init in ce2_gk20a.c
- add corresponding nvgpu_mutex_destroy calls

Jira NVGPU-13

Change-Id: Iedaa4e182f23ecacf7c2c4e073317d48416ebc8f
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1321288
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
This commit is contained in:
Deepak Nibade
2017-03-15 17:36:43 +05:30
committed by mobile promotions
parent f6f21a27b3
commit 65e2c56797
1 changed files with 11 additions and 2 deletions
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13
drivers/gpu/nvgpu/gk20a/ce2_gk20a.c
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@@ -342,6 +342,7 @@ static int gk20a_ce_prepare_submit(u64 src_buf,
int gk20a_init_ce_support(struct gk20a *g)
{
struct gk20a_ce_app *ce_app = &g->ce_app;
int err;
if (ce_app->initialised) {
/* assume this happen during poweron/poweroff GPU sequence */
@@ -352,7 +353,10 @@ int gk20a_init_ce_support(struct gk20a *g)
gk20a_dbg(gpu_dbg_fn, "ce: init");
nvgpu_mutex_init(&ce_app->app_mutex);
err = nvgpu_mutex_init(&ce_app->app_mutex);
if (err)
return err;
nvgpu_mutex_acquire(&ce_app->app_mutex);
INIT_LIST_HEAD(&ce_app->allocated_contexts);
@@ -390,6 +394,7 @@ void gk20a_ce_destroy(struct gk20a *g)
ce_app->next_ctx_id = 0;
nvgpu_mutex_release(&ce_app->app_mutex);
nvgpu_mutex_destroy(&ce_app->app_mutex);
}
@@ -427,7 +432,11 @@ u32 gk20a_ce_create_context_with_cb(struct device *dev,
if (!ce_ctx)
return ctx_id;
nvgpu_mutex_init(&ce_ctx->gpu_ctx_mutex);
err = nvgpu_mutex_init(&ce_ctx->gpu_ctx_mutex);
if (err) {
kfree(ce_ctx);
return ctx_id;
}
ce_ctx->g = g;
ce_ctx->dev = g->dev;