[PATCH ethtool 1/6] ethtool: fix uninitialized return value

[Ivan Vecera]

Fixes: b0fe96d ("Ethtool: Implements ETHTOOL_PHY_GTUNABLE/ETHTOOL_PHY_STUNABLE 
and PHY downshift")
Signed-off-by: Ivan Vecera <c...@cera.cz>
---
 ethtool.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/ethtool.c b/ethtool.c
index 2e87384..e7495fe 100644
--- a/ethtool.c
+++ b/ethtool.c
@@ -4723,8 +4723,8 @@ static int do_get_phy_tunable(struct cmd_context *ctx)
 {
        int argc = ctx->argc;
        char **argp = ctx->argp;
-       int err, i;
        u8 downshift_changed = 0;
+       int i;
 
        if (argc < 1)
                exit_bad_args();
@@ -4750,8 +4750,7 @@ static int do_get_phy_tunable(struct cmd_context *ctx)
                cont.ds.id = ETHTOOL_PHY_DOWNSHIFT;
                cont.ds.type_id = ETHTOOL_TUNABLE_U8;
                cont.ds.len = 1;
-               err = send_ioctl(ctx, &cont.ds);
-               if (err < 0) {
+               if (send_ioctl(ctx, &cont.ds) < 0) {
                        perror("Cannot Get PHY downshift count");
                        return 87;
                }
@@ -4762,7 +4761,7 @@ static int do_get_phy_tunable(struct cmd_context *ctx)
                        fprintf(stdout, "Downshift disabled\n");
        }
 
-       return err;
+       return 0;
 }
 
 static __u32 parse_reset(char *val, __u32 bitset, char *arg, __u32 *data)
-- 
2.16.4