[PATCH net-next] net/sched: Use TC_RTAB_SIZE instead of magic number

[PATCH net-next] net/sched: Use TC_RTAB_SIZE instead of magic number

[Yue Haibing]

Replace magic number with TC_RTAB_SIZE to make it more informative.

Signed-off-by: Yue Haibing <yuehaibing@huawei.com>
---
 net/sched/sch_api.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index d7c767b861a4..1e058b46d3e1 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -431,7 +431,7 @@ struct qdisc_rate_table *qdisc_get_rtab(struct tc_ratespec *r,
 
 	for (rtab = qdisc_rtab_list; rtab; rtab = rtab->next) {
 		if (!memcmp(&rtab->rate, r, sizeof(struct tc_ratespec)) &&
-		    !memcmp(&rtab->data, nla_data(tab), 1024)) {
+		    !memcmp(&rtab->data, nla_data(tab), TC_RTAB_SIZE)) {
 			rtab->refcnt++;
 			return rtab;
 		}
@@ -441,7 +441,7 @@ struct qdisc_rate_table *qdisc_get_rtab(struct tc_ratespec *r,
 	if (rtab) {
 		rtab->rate = *r;
 		rtab->refcnt = 1;
-		memcpy(rtab->data, nla_data(tab), 1024);
+		memcpy(rtab->data, nla_data(tab), TC_RTAB_SIZE);
 		if (r->linklayer == TC_LINKLAYER_UNAWARE)
 			r->linklayer = __detect_linklayer(r, rtab->data);
 		rtab->next = qdisc_rtab_list;
-- 
2.33.0

Re: [PATCH net-next] net/sched: Use TC_RTAB_SIZE instead of magic number

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Wed, 13 Aug 2025 20:55:26 +0800 you wrote:
> Replace magic number with TC_RTAB_SIZE to make it more informative.
> 
> Signed-off-by: Yue Haibing <yuehaibing@huawei.com>
> ---
>  net/sched/sch_api.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Here is the summary with links:
  - [net-next] net/sched: Use TC_RTAB_SIZE instead of magic number
    https://git.kernel.org/netdev/net-next/c/eeea7688632e

You are awesome, thank you!
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