api: fix bzz dereference when no updates posted (#1246)

bcb9c7ce · acud · GitHub · 4016c051 · bcb9c7ce
Commit bcb9c7ce authored Feb 13, 2021 by acud Committed by GitHub Feb 13, 2021
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bzz.go pkg/api/bzz.go +6 -0

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--- a/pkg/api/bzz.go
+++ b/pkg/api/bzz.go
@@ -93,6 +93,12 @@ FETCH:
 				jsonhttp.NotFound(w, "feed not found")
 				return
 			}
+			if ch == nil {
+				logger.Debugf("bzz download: feed lookup: no updates")
+				logger.Error("bzz download: feed lookup")
+				jsonhttp.NotFound(w, "no update found")
+				return
+			}
 			ref, _, err := parseFeedUpdate(ch)
 			if err != nil {
 				logger.Debugf("bzz download: parse feed update: %v", err)