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mvcc: check null before set FillPercent not to panic

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Since CreateBucketIfNotExists() can return nil when it gets an error,
accessing FillPercent must be done after a nil check, not to cause
a panic.
This commit is contained in:
Iwasaki Yudai
2018-01-08 11:21:53 -08:00
parent 44e1f6f019
commit 0b1b82aff2
1 changed files with 1 additions and 1 deletions
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2
mvcc/backend/backend.go
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@ -373,10 +373,10 @@ func defragdb(odb, tmpdb *bolt.DB, limit int) error {
} }
tmpb, berr := tmptx.CreateBucketIfNotExists(next) tmpb, berr := tmptx.CreateBucketIfNotExists(next)
tmpb.FillPercent = 0.9 // for seq write in for each
if berr != nil { if berr != nil {
return berr return berr
} }
tmpb.FillPercent = 0.9 // for seq write in for each
b.ForEach(func(k, v []byte) error { b.ForEach(func(k, v []byte) error {
count++ count++