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syscall: handle: fix lock-related bugs

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max 🍓
2026-04-30 19:12:47 +01:00
parent 4a6809e2df
commit ed54dca3ba
1 changed files with 4 additions and 2 deletions
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syscall/handle.c
+4 -2
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@@ -61,6 +61,7 @@ kern_status_t sys_kern_handle_transfer(
src_task = task_cast(obj); src_task = task_cast(obj);
if (!src_task) { if (!src_task) {
status = KERN_INVALID_ARGUMENT; status = KERN_INVALID_ARGUMENT;
task_unlock_irqrestore(self, flags);
goto cleanup; goto cleanup;
} }
} else { } else {
@@ -81,6 +82,7 @@ kern_status_t sys_kern_handle_transfer(
dest_task = task_cast(obj); dest_task = task_cast(obj);
if (!dest_task) { if (!dest_task) {
status = KERN_INVALID_ARGUMENT; status = KERN_INVALID_ARGUMENT;
task_unlock_irqrestore(self, flags);
goto cleanup; goto cleanup;
} }
} else { } else {
@@ -92,12 +94,12 @@ kern_status_t sys_kern_handle_transfer(
src_handle, src_handle,
&src_object, &src_object,
&handle_flags); &handle_flags);
task_unlock_irqrestore(self, flags);
if (status != KERN_OK) { if (status != KERN_OK) {
goto cleanup; goto cleanup;
} }
task_unlock_irqrestore(self, flags);
struct handle *dest = NULL; struct handle *dest = NULL;
task_lock_irqsave(dest_task, &flags); task_lock_irqsave(dest_task, &flags);
status = handle_table_alloc_handle( status = handle_table_alloc_handle(