diff mbox series

[mptcp-next,1/4] mptcp: add mib counter dec helper

Message ID 2ff0f06295f79c55aef4bca0ca67d112a09f60e0.1701180777.git.geliang.tang@suse.com (mailing list archive)
State Superseded, archived
Headers show
Series add MPTCP_MIB_CURRESTAB | expand

Checks

Context Check Description
matttbe/build success Build and static analysis OK
matttbe/checkpatch success total: 0 errors, 0 warnings, 0 checks, 11 lines checked

Commit Message

Geliang Tang Nov. 28, 2023, 2:14 p.m. UTC 
Similar to MPTCP_INC_STATS() helper, this patch adds a new helper named
MPTCP_DEC_STATS() to decrement a MIB counter.

Signed-off-by: Geliang Tang <geliang.tang@suse.com>
---
 net/mptcp/mib.h | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox series

Patch

diff --git a/net/mptcp/mib.h b/net/mptcp/mib.h
index cae71d947252..9b7c366675ec 100644
--- a/net/mptcp/mib.h
+++ b/net/mptcp/mib.h
@@ -95,4 +95,11 @@  static inline void __MPTCP_INC_STATS(struct net *net,
 		__SNMP_INC_STATS(net->mib.mptcp_statistics, field);
 }
 
+static inline void MPTCP_DEC_STATS(struct net *net,
+				   enum linux_mptcp_mib_field field)
+{
+	if (likely(net->mib.mptcp_statistics))
+		SNMP_DEC_STATS(net->mib.mptcp_statistics, field);
+}
+
 bool mptcp_mib_alloc(struct net *net);