netdev - [PATCH net] mptcp: token: fix unititialized variable

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Message-Id: <49e20da5d467a73414d4294a8bd35e2cb1befd49.1604308087.git.dcaratti@redhat.com>
Date:   Mon,  2 Nov 2020 10:09:49 +0100
From:   Davide Caratti <dcaratti@...hat.com>
To:     mptcp@...ts.01.org, netdev@...r.kernel.org
Cc:     Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH net] mptcp: token: fix unititialized variable

gcc complains about use of uninitialized 'num'. Fix it by doing the first
assignment of 'num' when the variable is declared.

Fixes: 96d890daad05 ("mptcp: add msk interations helper")
Signed-off-by: Davide Caratti <dcaratti@...hat.com>
---
 net/mptcp/token.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/mptcp/token.c b/net/mptcp/token.c
index 8b47c4bb1c6b..feb4b9ffd462 100644
--- a/net/mptcp/token.c
+++ b/net/mptcp/token.c
@@ -291,7 +291,7 @@ struct mptcp_sock *mptcp_token_iter_next(const struct net *net, long *s_slot,
 {
 	struct mptcp_sock *ret = NULL;
 	struct hlist_nulls_node *pos;
-	int slot, num;
+	int slot, num = 0;
 
 	for (slot = *s_slot; slot <= token_mask; *s_num = 0, slot++) {
 		struct token_bucket *bucket = &token_hash[slot];
-- 
2.26.2