If we failed to offload a flow to HW, we should not be attempting to delete
it from the HW. Also, on this case, we should be err-ing only if the flow is
not is SW, fix both issues.

Fixes: 717503b9cf57 ('net: sched: convert cls_flower->egress_dev users to 
tc_setup_cb_egdev infra')
Signed-off-by: Or Gerlitz <ogerl...@mellanox.com>
---
 net/sched/cls_flower.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index 16f58ab..b98e0cb 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -230,15 +230,12 @@ static int fl_hw_replace_filter(struct tcf_proto *tp,
 
        err = tc_setup_cb_call(block, &f->exts, TC_SETUP_CLSFLOWER,
                               &cls_flower, skip_sw);
-       if (err < 0) {
-               fl_hw_destroy_filter(tp, f);
-               return err;
-       } else if (err > 0) {
+
+       if (err > 0)
                f->flags |= TCA_CLS_FLAGS_IN_HW;
-       }
 
-       if (skip_sw && !(f->flags & TCA_CLS_FLAGS_IN_HW))
-               return -EINVAL;
+       if (skip_sw)
+               return err;
 
        return 0;
 }
-- 
2.5.5

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