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promql: Do not return nil slices to the pool

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Signed-off-by: beorn7 <beorn@grafana.com>
This commit is contained in:
beorn7 2023-04-05 14:31:05 +02:00
parent 817a2396cb
commit 551de0346f
1 changed files with 6 additions and 2 deletions
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8
promql/engine.go
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@ -1874,7 +1874,9 @@ func getFPointSlice(sz int) []FPoint {
}
func putFPointSlice(p []FPoint) {
fPointPool.Put(p[:0])
if p != nil {
fPointPool.Put(p[:0])
}
}
func getHPointSlice(sz int) []HPoint {
@ -1885,7 +1887,9 @@ func getHPointSlice(sz int) []HPoint {
}
func putHPointSlice(p []HPoint) {
hPointPool.Put(p[:0])
if p != nil {
hPointPool.Put(p[:0])
}
}
// matrixSelector evaluates a *parser.MatrixSelector expression.