From: Tomer Samara <tomersamara98@gmail.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: "Arve Hjønnevåg" <arve@android.com>,
"Riley Andrews" <riandrews@android.com>,
"Laura Abbott" <labbott@redhat.com>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
"Todd Kjos" <tkjos@android.com>,
"Martijn Coenen" <maco@android.com>,
"Joel Fernandes" <joel@joelfernandes.org>,
"Christian Brauner" <christian@brauner.io>,
"Hridya Valsaraju" <hridya@google.com>,
"Suren Baghdasaryan" <surenb@google.com>,
devel@driverdev.osuosl.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 2/3] staging: androind: Add error handling to ion_page_pool_shrink
Date: Sun, 16 Aug 2020 20:22:14 +0300 [thread overview]
Message-ID: <b061899043eba10091cdba36ef0adde170eda801.1597597955.git.tomersamara98@gmail.com> (raw)
In-Reply-To: <cover.1597597955.git.tomersamara98@gmail.com>
Add error check to ion_page_pool_shrink after calling
ion_page_pool_remove, due to converting BUG_ON to WARN_ON.
Signed-off-by: Tomer Samara <tomersamara98@gmail.com>
---
drivers/staging/android/ion/ion_page_pool.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/staging/android/ion/ion_page_pool.c b/drivers/staging/android/ion/ion_page_pool.c
index 4acc0eebf781..c61548ecf7f2 100644
--- a/drivers/staging/android/ion/ion_page_pool.c
+++ b/drivers/staging/android/ion/ion_page_pool.c
@@ -128,6 +128,8 @@ int ion_page_pool_shrink(struct ion_page_pool *pool, gfp_t gfp_mask,
break;
}
mutex_unlock(&pool->mutex);
+ if (!page)
+ break;
ion_page_pool_free_pages(pool, page);
freed += (1 << pool->order);
}
--
2.25.1
next prev parent reply other threads:[~2020-08-16 17:22 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-16 17:20 [PATCH 0/3] Replac BAG/BAG_ON with WARN/WARN_ON Tomer Samara
2020-08-16 17:21 ` [PATCH 1/3] staging: androind: Replace BUG_ONs with WARN_ONs Tomer Samara
2020-08-16 18:18 ` kernel test robot
2020-08-16 19:08 ` kernel test robot
2020-08-17 0:08 ` kernel test robot
2020-08-16 17:22 ` Tomer Samara [this message]
2020-08-16 17:22 ` [PATCH 3/3] staging: androind: Convert BUG() to WARN() Tomer Samara
2020-08-16 17:34 ` Randy Dunlap
2020-08-16 17:43 ` Tomer Samara
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