diff mbox series

[v2,net-next] net: tap: check vlan with eth_type_vlan() method

Message ID 20210115023238.4681-1-dong.menglong@zte.com.cn (mailing list archive)
State Accepted
Commit b69df2608281b71575fbb3b9f426dbcc4be8a700
Delegated to: Netdev Maintainers
Headers show
Series [v2,net-next] net: tap: check vlan with eth_type_vlan() method | expand

Checks

Context Check Description
netdev/cover_letter success Link
netdev/fixes_present success Link
netdev/patch_count success Link
netdev/tree_selection success Clearly marked for net-next
netdev/subject_prefix success Link
netdev/cc_maintainers warning 5 maintainers not CCed: yhs@fb.com kpsingh@kernel.org kafai@fb.com songliubraving@fb.com andrii@kernel.org
netdev/source_inline success Was 0 now: 0
netdev/verify_signedoff success Link
netdev/module_param success Was 0 now: 0
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/verify_fixes success Link
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 18 lines checked
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/header_inline success Link
netdev/stable success Stable not CCed

Commit Message

Menglong Dong Jan. 15, 2021, 2:32 a.m. UTC
From: Menglong Dong <dong.menglong@zte.com.cn>

Replace some checks for ETH_P_8021Q and ETH_P_8021AD in
drivers/net/tap.c with eth_type_vlan.

Signed-off-by: Menglong Dong <dong.menglong@zte.com.cn>
---
v2:
- use eth_type_vlan() in tap_get_user_xdp() too.
---
 drivers/net/tap.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

Comments

patchwork-bot+netdevbpf@kernel.org Jan. 16, 2021, 4:20 a.m. UTC | #1
Hello:

This patch was applied to netdev/net-next.git (refs/heads/master):

On Thu, 14 Jan 2021 18:32:38 -0800 you wrote:
> From: Menglong Dong <dong.menglong@zte.com.cn>
> 
> Replace some checks for ETH_P_8021Q and ETH_P_8021AD in
> drivers/net/tap.c with eth_type_vlan.
> 
> Signed-off-by: Menglong Dong <dong.menglong@zte.com.cn>
> 
> [...]

Here is the summary with links:
  - [v2,net-next] net: tap: check vlan with eth_type_vlan() method
    https://git.kernel.org/netdev/net-next/c/b69df2608281

You are awesome, thank you!
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diff mbox series

Patch

diff --git a/drivers/net/tap.c b/drivers/net/tap.c
index 3c652c8ac5ba..ff4aa35979a1 100644
--- a/drivers/net/tap.c
+++ b/drivers/net/tap.c
@@ -713,8 +713,7 @@  static ssize_t tap_get_user(struct tap_queue *q, void *msg_control,
 	skb_probe_transport_header(skb);
 
 	/* Move network header to the right position for VLAN tagged packets */
-	if ((skb->protocol == htons(ETH_P_8021Q) ||
-	     skb->protocol == htons(ETH_P_8021AD)) &&
+	if (eth_type_vlan(skb->protocol) &&
 	    __vlan_get_protocol(skb, skb->protocol, &depth) != 0)
 		skb_set_network_header(skb, depth);
 
@@ -1164,8 +1163,7 @@  static int tap_get_user_xdp(struct tap_queue *q, struct xdp_buff *xdp)
 	}
 
 	/* Move network header to the right position for VLAN tagged packets */
-	if ((skb->protocol == htons(ETH_P_8021Q) ||
-	     skb->protocol == htons(ETH_P_8021AD)) &&
+	if (eth_type_vlan(skb->protocol) &&
 	    __vlan_get_protocol(skb, skb->protocol, &depth) != 0)
 		skb_set_network_header(skb, depth);