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| author | Cherry Mui <cherryyz@google.com> | 2025-06-22 15:01:27 -0400 |
|---|---|---|
| committer | Cherry Mui <cherryyz@google.com> | 2025-06-23 12:03:10 -0700 |
| commit | 456a90aa1618a6c3aa49ecba46969128e2bfa26f (patch) | |
| tree | 552705e76075f385d900a6291413d04090ea966e | |
| parent | 1cf6386b5ee1ba7d367b6456c2c6888ab68c3ec8 (diff) | |
| download | go-456a90aa1618a6c3aa49ecba46969128e2bfa26f.tar.xz | |
runtime: add missing unlock in sysReserveAlignedSbrk
sysReserveAlignedSbrk locks memlock at entry, but it is not
unlocked at one of the return path. Add the missing unlock.
Fixes #74339.
Change-Id: Ib641bc348aca41494ec410e2c4eb9857f3362484
Reviewed-on: https://go-review.googlesource.com/c/go/+/683295
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
| -rw-r--r-- | src/runtime/mem_sbrk.go | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/runtime/mem_sbrk.go b/src/runtime/mem_sbrk.go index 9d6842ae52..05f0fdb5d7 100644 --- a/src/runtime/mem_sbrk.go +++ b/src/runtime/mem_sbrk.go @@ -231,6 +231,7 @@ func sysReserveAlignedSbrk(size, align uintptr) (unsafe.Pointer, uintptr) { memFree(unsafe.Pointer(end), endLen) } memCheck() + unlock(&memlock) return unsafe.Pointer(pAligned), size } |