[PATCH v2] ipvsadm: Fix svc->pe_name conditional

["Ryan O'Hara" <rohara@xxxxxxxxxx>]

The pe_name in ipvs_service_t is an array, so comparing it NULL has no
effect. Check first byte of pe_name.

Signed-off-by: Ryan O'Hara <rohara@xxxxxxxxxx>
---
 libipvs/libipvs.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libipvs/libipvs.c b/libipvs/libipvs.c
index 2b066d2..89f26b9 100644
--- a/libipvs/libipvs.c
+++ b/libipvs/libipvs.c
@@ -45,7 +45,7 @@ static int family, try_nl = 1;
        { errno = EAFNOSUPPORT; return ret; }                   \
        s->__addr_v4 = s->addr.ip;                              \
 
-#define CHECK_PE(s, ret) if (s->pe_name)                       \
+#define CHECK_PE(s, ret) if (s->pe_name[0])                    \
        { errno = EAFNOSUPPORT; return ret; }
 
 #define CHECK_COMPAT_DEST(s, ret) CHECK_IPV4(s, ret)
@@ -234,7 +234,7 @@ static int ipvs_nl_fill_service_attr(struct nl_msg *msg, 
ipvs_service_t *svc)
        }
 
        NLA_PUT_STRING(msg, IPVS_SVC_ATTR_SCHED_NAME, svc->sched_name);
-       if (svc->pe_name)
+       if (svc->pe_name[0])
                NLA_PUT_STRING(msg, IPVS_SVC_ATTR_PE_NAME, svc->pe_name);
        NLA_PUT(msg, IPVS_SVC_ATTR_FLAGS, sizeof(flags), &flags);
        NLA_PUT_U32(msg, IPVS_SVC_ATTR_TIMEOUT, svc->timeout);
-- 
1.8.1.4

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