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solver: protect against nil dereference on uninitialized vertex #5606

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merged 1 commit into from
Dec 20, 2024
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solver: protect against nil dereference on uninitialized vertex #5606

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10 changes: 6 additions & 4 deletions solver/jobs.go
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Original file line number Diff line number Diff line change
Expand Up @@ -734,10 +734,12 @@ func (j *Job) walkProvenance(ctx context.Context, e Edge, f func(ProvenanceProvi
visited[e.Vertex.Digest()] = struct{}{}
if st, ok := j.list.actives[e.Vertex.Digest()]; ok {
st.mu.Lock()
if wp, ok := st.op.op.(ProvenanceProvider); ok {
if err := f(wp); err != nil {
st.mu.Unlock()
return err
if st.op != nil && st.op.op != nil {
if wp, ok := st.op.op.(ProvenanceProvider); ok {
if err := f(wp); err != nil {
st.mu.Unlock()
return err
}
}
}
st.mu.Unlock()
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