netdev - [PATCH iwl-next v3 1/7] ice: Remove unused struct ice_prot_lkup

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Thu, 27 Jun 2024 16:55:41 +0200
From: Marcin Szycik <marcin.szycik@...ux.intel.com>
To: intel-wired-lan@...ts.osuosl.org
Cc: netdev@...r.kernel.org,
	michal.swiatkowski@...ux.intel.com,
	przemyslaw.kitszel@...el.com,
	aleksander.lobakin@...el.com,
	pmenzel@...gen.mpg.de,
	Marcin Szycik <marcin.szycik@...ux.intel.com>
Subject: [PATCH iwl-next v3 1/7] ice: Remove unused struct ice_prot_lkup_ext members

Remove field_off as it's never used.

Remove done bitmap, as its value is only checked and never assigned.
Reusing sub-recipes while creating new root recipes is currently not
supported in the driver.

Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@...el.com>
Signed-off-by: Marcin Szycik <marcin.szycik@...ux.intel.com>
---
 .../ethernet/intel/ice/ice_protocol_type.h    |  4 --
 drivers/net/ethernet/intel/ice/ice_switch.c   | 44 ++++++++-----------
 2 files changed, 19 insertions(+), 29 deletions(-)

diff --git a/drivers/net/ethernet/intel/ice/ice_protocol_type.h b/drivers/net/ethernet/intel/ice/ice_protocol_type.h
index 755a9c55267c..c396dabacef4 100644
--- a/drivers/net/ethernet/intel/ice/ice_protocol_type.h
+++ b/drivers/net/ethernet/intel/ice/ice_protocol_type.h
@@ -452,13 +452,9 @@ struct ice_prot_lkup_ext {
 	u16 prot_type;
 	u8 n_val_words;
 	/* create a buffer to hold max words per recipe */
-	u16 field_off[ICE_MAX_CHAIN_WORDS];
 	u16 field_mask[ICE_MAX_CHAIN_WORDS];
 
 	struct ice_fv_word fv_words[ICE_MAX_CHAIN_WORDS];
-
-	/* Indicate field offsets that have field vector indices assigned */
-	DECLARE_BITMAP(done, ICE_MAX_CHAIN_WORDS);
 };
 
 struct ice_pref_recipe_group {
diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c
index 1191031b2a43..0d58cf185698 100644
--- a/drivers/net/ethernet/intel/ice/ice_switch.c
+++ b/drivers/net/ethernet/intel/ice/ice_switch.c
@@ -4918,33 +4918,27 @@ ice_create_first_fit_recp_def(struct ice_hw *hw,
 
 	*recp_cnt = 0;
 
-	/* Walk through every word in the rule to check if it is not done. If so
-	 * then this word needs to be part of a new recipe.
-	 */
-	for (j = 0; j < lkup_exts->n_val_words; j++)
-		if (!test_bit(j, lkup_exts->done)) {
-			if (!grp ||
-			    grp->n_val_pairs == ICE_NUM_WORDS_RECIPE) {
-				struct ice_recp_grp_entry *entry;
-
-				entry = devm_kzalloc(ice_hw_to_dev(hw),
-						     sizeof(*entry),
-						     GFP_KERNEL);
-				if (!entry)
-					return -ENOMEM;
-				list_add(&entry->l_entry, rg_list);
-				grp = &entry->r_group;
-				(*recp_cnt)++;
-			}
-
-			grp->pairs[grp->n_val_pairs].prot_id =
-				lkup_exts->fv_words[j].prot_id;
-			grp->pairs[grp->n_val_pairs].off =
-				lkup_exts->fv_words[j].off;
-			grp->mask[grp->n_val_pairs] = lkup_exts->field_mask[j];
-			grp->n_val_pairs++;
+	for (j = 0; j < lkup_exts->n_val_words; j++) {
+		if (!grp || grp->n_val_pairs == ICE_NUM_WORDS_RECIPE) {
+			struct ice_recp_grp_entry *entry;
+
+			entry = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*entry),
+					     GFP_KERNEL);
+			if (!entry)
+				return -ENOMEM;
+
+			list_add(&entry->l_entry, rg_list);
+			grp = &entry->r_group;
+			(*recp_cnt)++;
 		}
 
+		grp->pairs[grp->n_val_pairs].prot_id =
+			lkup_exts->fv_words[j].prot_id;
+		grp->pairs[grp->n_val_pairs].off = lkup_exts->fv_words[j].off;
+		grp->mask[grp->n_val_pairs] = lkup_exts->field_mask[j];
+		grp->n_val_pairs++;
+	}
+
 	return 0;
 }
 
-- 
2.45.0