diff mbox series

[net-next,v2,2/8] net: microchip: sparx5: Ensure VCAP last_used_addr is set back to default

Message ID 20221117213114.699375-3-steen.hegelund@microchip.com (mailing list archive)
State Accepted
Commit 277e9179efe5cf3719c7cf181404d26a348c37cf
Delegated to: Netdev Maintainers
Headers show
Series Add support for VCAP debugFS in Sparx5 | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 2 this patch: 2
netdev/cc_maintainers success CCed 10 of 10 maintainers
netdev/build_clang success Errors and warnings before: 5 this patch: 5
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 2 this patch: 2
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 11 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Steen Hegelund Nov. 17, 2022, 9:31 p.m. UTC
This ensures that the last_used_addr in a VCAP instance is returned to the
default value when all rules have been deleted.

Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
---
 drivers/net/ethernet/microchip/vcap/vcap_api.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/microchip/vcap/vcap_api.c b/drivers/net/ethernet/microchip/vcap/vcap_api.c
index d12c8ec40fe2..24f4ea1eacb3 100644
--- a/drivers/net/ethernet/microchip/vcap/vcap_api.c
+++ b/drivers/net/ethernet/microchip/vcap/vcap_api.c
@@ -1249,9 +1249,9 @@  int vcap_del_rule(struct vcap_control *vctrl, struct net_device *ndev, u32 id)
 	vctrl->ops->init(ndev, admin, admin->last_used_addr, ri->size + gap);
 	kfree(ri);
 
-	/* Update the last used address */
+	/* Update the last used address, set to default when no rules */
 	if (list_empty(&admin->rules)) {
-		admin->last_used_addr = admin->last_valid_addr;
+		admin->last_used_addr = admin->last_valid_addr + 1;
 	} else {
 		elem = list_last_entry(&admin->rules, struct vcap_rule_internal,
 				       list);