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rds: debug: fix null check on static array 

t_name cannot be NULL since it is an array field of a struct.
Replacing null check on static array with string length check using
strnlen()

Signed-off-by: Prashant Bhole <bhole_prashant_q7@lab.ntt.co.jp>
Acked-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Prashant Bhole 2017-12-06 10:47:04 +09:00 committed by David S. Miller
parent 4bee00eb25
commit d9b8693783
1 changed files with 2 additions and 2 deletions
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4
net/rds/connection.c
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@ -230,8 +230,8 @@ static struct rds_connection *__rds_conn_create(struct net *net,
rdsdebug("allocated conn %p for %pI4 -> %pI4 over %s %s\n",
conn, &laddr, &faddr,
trans->t_name ? trans->t_name : "[unknown]",
is_outgoing ? "(outgoing)" : "");
strnlen(trans->t_name, sizeof(trans->t_name)) ? trans->t_name :
"[unknown]", is_outgoing ? "(outgoing)" : "");
/*
* Since we ran without holding the conn lock, someone could