[PATCH] net: ipva: fix uninitialized variable warning

[Charles]

Avoid following compiler warning on uninitialized variable

net/ipv4/fib_semantics.c: In function ‘fib_check_nh_v4_gw’:
net/ipv4/fib_semantics.c:1023:12: warning: ‘err’ may be used
uninitialized in this function [-Wmaybe-uninitialized]
   if (!tbl || err) {

Signed-off-by: Charles Oliveira <18oliveira.char...@gmail.com>
---
 net/ipv4/fib_semantics.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index b80410673915..ae47e046695c 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -964,7 +964,7 @@ static int fib_check_nh_v4_gw(struct net *net, struct 
fib_nh *nh, u32 table,
 {
        struct net_device *dev;
        struct fib_result res;
-       int err;
+       int err = -EINVAL;
 
        if (nh->fib_nh_flags & RTNH_F_ONLINK) {
                unsigned int addr_type;
-- 
2.11.0