Message ID | 1543471233-159568-1-git-send-email-yuehaibing@huawei.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | [-next] drm/tinydrm: Use kmemdup rather than duplicating its implementation in repaper_spi_transfer() | expand |
Den 29.11.2018 07.00, skrev YueHaibing: > use kmemdup rather than duplicating its implementation > > Signed-off-by: YueHaibing <yuehaibing@huawei.com> > --- Thanks, applied to drm-misc-next. Noralf. > 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) { > > >
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) {
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(-)