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authorCamelia Groza <camelia.groza@nxp.com>2021-02-18 21:21:06 +0300
committerJakub Kicinski <kuba@kernel.org>2021-02-23 04:54:39 +0300
commit433dfc99aa3e0acbf655b961d98eb690162f758f (patch)
tree1280f9c2d5c0d541f78134f1e36ae8605e8916af /drivers/net/ethernet/freescale/dpaa
parent04b385f325080157ab1b5f8ce1b1de07ce0d9e27 (diff)
downloadlinux-433dfc99aa3e0acbf655b961d98eb690162f758f.tar.xz
dpaa_eth: fix the access method for the dpaa_napi_portal
The current use of container_of is flawed and unnecessary. Obtain the dpaa_napi_portal reference from the private percpu data instead. Fixes: a1e031ffb422 ("dpaa_eth: add XDP_REDIRECT support") Reported-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Camelia Groza <camelia.groza@nxp.com> Acked-by: Madalin Bucur <madalin.bucur@oss.nxp.com> Acked-by: Jesper Dangaard Brouer <brouer@redhat.com> Link: https://lore.kernel.org/r/20210218182106.22613-1-camelia.groza@nxp.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa')
-rw-r--r--drivers/net/ethernet/freescale/dpaa/dpaa_eth.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
index ccfe52a50a66..720dc99bd1fc 100644
--- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
+++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
@@ -2670,7 +2670,6 @@ static enum qman_cb_dqrr_result rx_default_dqrr(struct qman_portal *portal,
u32 hash;
u64 ns;
- np = container_of(&portal, struct dpaa_napi_portal, p);
dpaa_fq = container_of(fq, struct dpaa_fq, fq_base);
fd_status = be32_to_cpu(fd->status);
fd_format = qm_fd_get_format(fd);
@@ -2685,6 +2684,7 @@ static enum qman_cb_dqrr_result rx_default_dqrr(struct qman_portal *portal,
percpu_priv = this_cpu_ptr(priv->percpu_priv);
percpu_stats = &percpu_priv->stats;
+ np = &percpu_priv->np;
if (unlikely(dpaa_eth_napi_schedule(percpu_priv, portal, sched_napi)))
return qman_cb_dqrr_stop;