[U-Boot] [PATCH] drivers: net: fsl_mc: Compare pointer value qbman_swp_mc_start

[Pratiyush Mohan Srivastava]

Current code compares the return pointer of function qbman_cena_write_start
with NULL. Instead the value of the return pointer should be compared.
Signed-off-by: Pratiyush Mohan Srivastava <pratiyush.srivastava at freescale.com>
---
 drivers/net/fsl-mc/dpio/qbman_portal.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/fsl-mc/dpio/qbman_portal.c b/drivers/net/fsl-mc/dpio/qbman_portal.c
index 449ff8a..4b64c8a 100644
--- a/drivers/net/fsl-mc/dpio/qbman_portal.c
+++ b/drivers/net/fsl-mc/dpio/qbman_portal.c
@@ -102,12 +102,14 @@ struct qbman_swp *qbman_swp_init(const struct qbman_swp_desc *d)
 void *qbman_swp_mc_start(struct qbman_swp *p)
 {
 	void *ret;
+	int *return_val;
 #ifdef QBMAN_CHECKING
 	BUG_ON(p->mc.check != swp_mc_can_start);
 #endif
 	ret = qbman_cena_write_start(&p->sys, QBMAN_CENA_SWP_CR);
 #ifdef QBMAN_CHECKING
-	if (!ret)
+	return_val = (int *)ret;
+	if (!(*return_val))
 		p->mc.check = swp_mc_can_submit;
 #endif
 	return ret;
-- 
1.9.1