reset extractor local vulkan allocator (#6002)

nihui · web-flow · commit 1d9eddff8f84 · 2025-04-18T18:49:01.000+08:00
resolve reclaim_blob_allocator get wild allocator warning when clear() called multple times
diff --git a/src/net.cpp b/src/net.cpp
@@ -2531,10 +2531,12 @@ void Extractor::clear()
         if (d->local_blob_vkallocator)
         {
             d->net->vulkan_device()->reclaim_blob_allocator(d->local_blob_vkallocator);
+            d->local_blob_vkallocator = 0;
         }
         if (d->local_staging_vkallocator)
         {
             d->net->vulkan_device()->reclaim_staging_allocator(d->local_staging_vkallocator);
+            d->local_staging_vkallocator = 0;
         }
     }
 #endif // NCNN_VULKAN

Original file line number	Diff line number	Diff line change
`@@ -2531,10 +2531,12 @@ void Extractor::clear()`
`2531`	`2531`	`if (d->local_blob_vkallocator)`
`2532`	`2532`	`{`
`2533`	`2533`	`d->net->vulkan_device()->reclaim_blob_allocator(d->local_blob_vkallocator);`
	`2534`	`+ d->local_blob_vkallocator = 0;`
`2534`	`2535`	`}`
`2535`	`2536`	`if (d->local_staging_vkallocator)`
`2536`	`2537`	`{`
`2537`	`2538`	`d->net->vulkan_device()->reclaim_staging_allocator(d->local_staging_vkallocator);`
	`2539`	`+ d->local_staging_vkallocator = 0;`
`2538`	`2540`	`}`
`2539`	`2541`	`}`
`2540`	`2542`	`#endif // NCNN_VULKAN`