platform/x86/intel/vsec: Remove a useless mutex

ida_alloc()/ida_free() don't need any mutex, so remove this one.

It was introduced by commit 9a90ea7d3784 ("platform/x86/intel/vsec: Use
mutex for ida_alloc() and ida_free()").

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/ccc08a262304f7f8c2e435349f0f714ebf9acfcd.1730563031.git.christophe.jaillet@wanadoo.fr
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

diff --git a/drivers/platform/x86/intel/vsec.c b/drivers/platform/x86/intel/vsec.c
index 7b5cc9993974ef8de67dede19232e1ce355bbe2d..9e0f8e38178c2abf84139f488f6515133b656f44 100644 (file)
--- a/drivers/platform/x86/intel/vsec.c
+++ b/drivers/platform/x86/intel/vsec.c
@@ -79,17 +79,13 @@ static void intel_vsec_remove_aux(void *data)
        auxiliary_device_uninit(data);
 }
 
-static DEFINE_MUTEX(vsec_ida_lock);
-
 static void intel_vsec_dev_release(struct device *dev)
 {
        struct intel_vsec_device *intel_vsec_dev = dev_to_ivdev(dev);
 
        xa_erase(&auxdev_array, intel_vsec_dev->id);
 
-       mutex_lock(&vsec_ida_lock);
        ida_free(intel_vsec_dev->ida, intel_vsec_dev->auxdev.id);
-       mutex_unlock(&vsec_ida_lock);
 
        kfree(intel_vsec_dev->resource);
        kfree(intel_vsec_dev);
@@ -113,9 +109,7 @@ int intel_vsec_add_aux(struct pci_dev *pdev, struct device *parent,
                return ret;
        }
 
-       mutex_lock(&vsec_ida_lock);
        id = ida_alloc(intel_vsec_dev->ida, GFP_KERNEL);
-       mutex_unlock(&vsec_ida_lock);
        if (id < 0) {
                xa_erase(&auxdev_array, intel_vsec_dev->id);
                kfree(intel_vsec_dev->resource);