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Simplifies allocation and freeing. Signed-off-by: Rosen Penev --- drivers/thunderbolt/dma_port.c | 15 +++------------ 1 file changed, 3 insertions(+), 12 deletions(-) diff --git a/drivers/thunderbolt/dma_port.c b/drivers/thunderbolt/dma_port.c index 334fefe21255..c7c2942fa7be 100644 --- a/drivers/thunderbolt/dma_port.c +++ b/drivers/thunderbolt/dma_port.c @@ -55,7 +55,7 @@ struct tb_dma_port { struct tb_switch *sw; u8 port; u32 base; - u8 *buf; + u8 buf[]; }; =20 /* @@ -209,16 +209,10 @@ struct tb_dma_port *dma_port_alloc(struct tb_switch *= sw) if (port < 0) return NULL; =20 - dma =3D kzalloc_obj(*dma); + dma =3D kzalloc_flex(*dma, buf, MAIL_DATA_DWORDS); if (!dma) return NULL; =20 - dma->buf =3D kmalloc_array(MAIL_DATA_DWORDS, sizeof(u32), GFP_KERNEL); - if (!dma->buf) { - kfree(dma); - return NULL; - } - dma->sw =3D sw; dma->port =3D port; dma->base =3D DMA_PORT_CAP; @@ -232,10 +226,7 @@ struct tb_dma_port *dma_port_alloc(struct tb_switch *s= w) */ void dma_port_free(struct tb_dma_port *dma) { - if (dma) { - kfree(dma->buf); - kfree(dma); - } + kfree(dma); } =20 static int dma_port_wait_for_completion(struct tb_dma_port *dma, --=20 2.53.0