Messages in this thread Patch in this message | | | From | YueHaibing <> | Subject | [PATCH -next] drm/tinydrm: Use kmemdup rather than duplicating its implementation in repaper_spi_transfer() | Date | Thu, 29 Nov 2018 06:00:33 +0000 |
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use kmemdup rather than duplicating its implementation
Signed-off-by: YueHaibing <yuehaibing@huawei.com> --- drivers/gpu/drm/tinydrm/repaper.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/tinydrm/repaper.c b/drivers/gpu/drm/tinydrm/repaper.c index 07f45a0..54d6fe0 100644 --- a/drivers/gpu/drm/tinydrm/repaper.c +++ b/drivers/gpu/drm/tinydrm/repaper.c @@ -108,12 +108,11 @@ static int repaper_spi_transfer(struct spi_device *spi, u8 header, /* Stack allocated tx? */ if (tx && len <= 32) { - txbuf = kmalloc(len, GFP_KERNEL); + txbuf = kmemdup(tx, len, GFP_KERNEL); if (!txbuf) { ret = -ENOMEM; goto out_free; } - memcpy(txbuf, tx, len); } if (rx) {
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