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commitf883f34b6aupstream. Add check for the return value of clk_enable() to gurantee the success. Fixes:002e8f0d59("media: stm32-dma2d: STM32 DMA2D driver") Cc: stable@vger.kernel.org Signed-off-by: Jiasheng Jiang <jiashengjiangcool@gmail.com> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>