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[ Upstream commitba236455ee] If devm_kzalloc() failed after the first time, atmel_lcdfb_of_init() can't return -ENOMEM, fix this by putting the error code in loop. Fixes:b985172b32("video: atmel_lcdfb: add device tree suport") Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/20201117061350.3453742-1-yangyingliang@huawei.com Signed-off-by: Sasha Levin <sashal@kernel.org>