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| author | chrislu <chris.lu@gmail.com> | 2022-03-04 22:36:01 -0800 |
|---|---|---|
| committer | chrislu <chris.lu@gmail.com> | 2022-03-04 22:36:01 -0800 |
| commit | da76af187fbe86da0edd2e1bd5c25d9d4a45738c (patch) | |
| tree | a56d5ae57369fa2c018057c1fea98a6bbd43700c | |
| parent | 6e49e75a5b70389d16026b52ba5001d09cea2c7f (diff) | |
| download | seaweedfs-da76af187fbe86da0edd2e1bd5c25d9d4a45738c.tar.xz seaweedfs-da76af187fbe86da0edd2e1bd5c25d9d4a45738c.zip | |
mount: avoid possible index out of bounds error
| -rw-r--r-- | weed/filer/reader_cache.go | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/weed/filer/reader_cache.go b/weed/filer/reader_cache.go index 4f2c52303..bce97cc49 100644 --- a/weed/filer/reader_cache.go +++ b/weed/filer/reader_cache.go @@ -183,6 +183,10 @@ func (s *SingleChunkCacher) readChunkAt(buf []byte, offset int64) (int, error) { s.RLock() defer s.RUnlock() - return copy(buf, s.data[offset:]), s.err + if s.err != nil { + return 0, s.err + } + + return copy(buf, s.data[offset:]), nil } |