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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , linux-kernel@vger.kernel.org, Jiri Pirko , Simon Horman Subject: [PATCH net-next v2 1/4] net: sparx5: flower: only do lookup if fragment flags are set Date: Wed, 24 Apr 2024 12:16:22 +0000 Message-ID: <20240424121632.459022-2-ast@fiberby.net> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240424121632.459022-1-ast@fiberby.net> References: <20240424121632.459022-1-ast@fiberby.net> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The fragment lookup should only be performed, when at least one of the fragment flags are set. This change was deliberately not included in commit 68aba00483c7 ("net: sparx5: flower: fix fragment flags handling") as it's only needed for future proffing the code, since "mask" is currently only set in conjunction with the fragment flags. (The 3rd flag FLOW_DIS_ENCAPSULATION is only used with "key") Only compile tested. Signed-off-by: Asbjørn Sloth Tønnesen --- drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c b/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c index 663571fe7b2d..ca9e69d39439 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c @@ -165,7 +165,7 @@ sparx5_tc_flower_handler_control_usage(struct vcap_tc_flower_parse_usage *st) flow_rule_match_control(st->frule, &mt); - if (mt.mask->flags) { + if (mt.mask->flags & (FLOW_DIS_IS_FRAGMENT | FLOW_DIS_FIRST_FRAG)) { u8 is_frag_key = !!(mt.key->flags & FLOW_DIS_IS_FRAGMENT); u8 is_frag_mask = !!(mt.mask->flags & FLOW_DIS_IS_FRAGMENT); u8 is_frag_idx = (is_frag_key << 1) | is_frag_mask; -- 2.43.0