From: Daniel Swarbrick Date: Tue, 27 Feb 2024 17:52:27 +0100 Subject: Fix misaligned struct member used in atomic operation Forwarded: https://github.com/aws/aws-sdk-go/pull/5182 This fixes a panic caused by attempting to atomically access a struct member which is not 64-bit aligned when running on 32-bit arch, due to the smaller sync.Map struct. --- aws/crr/cache.go | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/aws/crr/cache.go b/aws/crr/cache.go index c07f673..eeb3bc0 100644 --- a/aws/crr/cache.go +++ b/aws/crr/cache.go @@ -8,12 +8,12 @@ import ( // based on some key. The datastructure makes use of a read write // mutex to enable asynchronous use. type EndpointCache struct { - endpoints syncMap - endpointLimit int64 // size is used to count the number elements in the cache. // The atomic package is used to ensure this size is accurate when // using multiple goroutines. - size int64 + size int64 + endpoints syncMap + endpointLimit int64 } // NewEndpointCache will return a newly initialized cache with a limit