Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH] RDS: verify the underlying transport exists before creating a connection | Date | Fri, 4 Sep 2015 12:43:39 -0400 |
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There was no verification that an underlying transport exists when creating a connection, this would cause dereferencing a NULL ptr.
Signed-off-by: Sasha Levin <sasha.levin@oracle.com> --- net/rds/connection.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/net/rds/connection.c b/net/rds/connection.c index a50e652..0218d81 100644 --- a/net/rds/connection.c +++ b/net/rds/connection.c @@ -189,6 +189,12 @@ new_conn: } } + if (trans == NULL) { + kmem_cache_free(rds_conn_slab, conn); + conn = ERR_PTR(-ENODEV); + goto out; + } + conn->c_trans = trans; ret = trans->conn_alloc(conn, gfp); -- 1.7.10.4
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