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Commit 3eff8ecd authored by Wei Yongjun's avatar Wei Yongjun Committed by Greg Kroah-Hartman
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goldfish_pipe: use GFP_ATOMIC under spin lock 



The function get_free_pipe_id_locked() is called from
goldfish_pipe_open() with a lock is held, so we should
use GFP_ATOMIC instead of GFP_KERNEL.

Signed-off-by: default avatarWei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2ee1cc70

drivers/platform/goldfish/goldfish_pipe.c

+1 −1
Original line number Diff line number Diff line
@@ -704,7 +704,7 @@ static int get_free_pipe_id_locked(struct goldfish_pipe_dev *dev) 
		/* Reallocate the array */

		u32 new_capacity = 2 * dev->pipes_capacity;

		struct goldfish_pipe **pipes =

			kcalloc(new_capacity, sizeof(*pipes), GFP_KERNEL);

			kcalloc(new_capacity, sizeof(*pipes), GFP_ATOMIC);

		if (!pipes)

			return -ENOMEM;

		memcpy(pipes, dev->pipes, sizeof(*pipes) * dev->pipes_capacity);