The verification qm_cfg existence is done at ksnav_init(). So, there is no need to verify it after initialization.

Signed-off-by: Ivan Khoronzhuk ivan.khoronzhuk@ti.com --- drivers/dma/keystone_nav.c | 12 ------------ 1 file changed, 12 deletions(-)

diff --git a/drivers/dma/keystone_nav.c b/drivers/dma/keystone_nav.c index 77707c2..dfca75a 100644 --- a/drivers/dma/keystone_nav.c +++ b/drivers/dma/keystone_nav.c @@ -81,9 +81,6 @@ void qm_close(void) { u32 j;

- if (qm_cfg == NULL) - return; - queue_close(qm_cfg->qpool_num);

qm_cfg->mngr_cfg->link_ram_base0 = 0; @@ -105,9 +102,6 @@ void qm_push(struct qm_host_desc *hd, u32 qnum) { u32 regd;

- if (!qm_cfg) - return; - cpu_to_bus((u32 *)hd, sizeof(struct qm_host_desc)/4); regd = (u32)hd | ((sizeof(struct qm_host_desc) >> 4) - 1); writel(regd, &qm_cfg->queue[qnum].ptr_size_thresh); @@ -127,9 +121,6 @@ struct qm_host_desc *qm_pop(u32 qnum) { u32 uhd;

- if (!qm_cfg) - return NULL; - uhd = readl(&qm_cfg->queue[qnum].ptr_size_thresh) & ~0xf; if (uhd) cpu_to_bus((u32 *)uhd, sizeof(struct qm_host_desc)/4); @@ -139,9 +130,6 @@ struct qm_host_desc *qm_pop(u32 qnum)

struct qm_host_desc *qm_pop_from_free_pool(void) { - if (!qm_cfg) - return NULL; - return qm_pop(qm_cfg->qpool_num); }