drm/xe: remove unmatched xe_vm_unlock() from __xe_exec_queue_init()

There is unmatched xe_vm_unlock() in the __xe_exec_queue_init().
Leftover from commit fbeaad0 ("drm/xe: Create LRC BO without VM")

Fixes: fbeaad0 ("drm/xe: Create LRC BO without VM")
Signed-off-by: Maciej Patelczyk <maciej.patelczyk@intel.com>
Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Link: https://lore.kernel.org/r/20250530135627.2821612-1-maciej.patelczyk@intel.com

Author: mpatelcz

drivers/gpu/drm/xe/xe_exec_queue.c

@@ -114,7 +114,6 @@ static struct xe_exec_queue *__xe_exec_queue_alloc(struct xe_device *xe,
 
 static int __xe_exec_queue_init(struct xe_exec_queue *q)
 {
-	struct xe_vm *vm = q->vm;
 	int i, err;
 	u32 flags = 0;
 
@@ -136,7 +135,7 @@ static int __xe_exec_queue_init(struct xe_exec_queue *q)
 		q->lrc[i] = xe_lrc_create(q->hwe, q->vm, SZ_16K, q->msix_vec, flags);
 		if (IS_ERR(q->lrc[i])) {
 			err = PTR_ERR(q->lrc[i]);
-			goto err_unlock;
+			goto err_lrc;
 		}
 	}
 
@@ -146,9 +145,6 @@ static int __xe_exec_queue_init(struct xe_exec_queue *q)
 
 	return 0;
 
-err_unlock:
-	if (vm)
-		xe_vm_unlock(vm);
 err_lrc:
 	for (i = i - 1; i >= 0; --i)
 		xe_lrc_put(q->lrc[i]);