* [dpdk-dev] [PATCH] rib: fix the IPv6 depth mask
@ 2021-09-06 15:54 Vladimir Medvedkin
2021-10-25 17:14 ` Thomas Monjalon
0 siblings, 1 reply; 2+ messages in thread
From: Vladimir Medvedkin @ 2021-09-06 15:54 UTC (permalink / raw)
To: dev; +Cc: ohilyard, stable
Fixes: 03b8372a9a73 ("rib: fix max depth IPv6 lookup")
Cc: ohilyard@iol.unh.edu
Cc: stable@dpdk.org
Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
---
lib/rib/rte_rib6.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/rib/rte_rib6.c b/lib/rib/rte_rib6.c
index 96424e9..b00c7fb 100644
--- a/lib/rib/rte_rib6.c
+++ b/lib/rib/rte_rib6.c
@@ -88,7 +88,7 @@ get_dir(const uint8_t ip[RTE_RIB6_IPV6_ADDR_SIZE], uint8_t depth)
* is incremented in blocks of 8 (1 byte). This means the last
* 3 bits are irrelevant to what the index of ip should be.
*/
- index = (depth & (UINT8_MAX - 1)) / CHAR_BIT;
+ index = (depth & INT8_MAX) / CHAR_BIT;
/*
* msk is the bitmask used to extract the bit used to decide the
--
2.7.4
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [dpdk-dev] [PATCH] rib: fix the IPv6 depth mask
2021-09-06 15:54 [dpdk-dev] [PATCH] rib: fix the IPv6 depth mask Vladimir Medvedkin
@ 2021-10-25 17:14 ` Thomas Monjalon
0 siblings, 0 replies; 2+ messages in thread
From: Thomas Monjalon @ 2021-10-25 17:14 UTC (permalink / raw)
To: Vladimir Medvedkin; +Cc: dev, ohilyard, stable
06/09/2021 17:54, Vladimir Medvedkin:
> Fixes: 03b8372a9a73 ("rib: fix max depth IPv6 lookup")
> Cc: ohilyard@iol.unh.edu
> Cc: stable@dpdk.org
>
> Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
An explanation would have been appreciated.
> - index = (depth & (UINT8_MAX - 1)) / CHAR_BIT;
> + index = (depth & INT8_MAX) / CHAR_BIT;
Applied, thanks.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2021-09-06 15:54 [dpdk-dev] [PATCH] rib: fix the IPv6 depth mask Vladimir Medvedkin
2021-10-25 17:14 ` Thomas Monjalon
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