1 files changed, 10 insertions, 3 deletions

diff --git a/drivers/misc/cxl/file.c b/drivers/misc/cxl/file.c
index a30bf285b5bd..7ccd2998be92 100644
--- a/drivers/misc/cxl/file.c
+++ b/drivers/misc/cxl/file.c
@@ -120,9 +120,16 @@ int afu_release(struct inode *inode, struct file *file)
                  __func__, ctx->pe);
         cxl_context_detach(ctx);
 
-        mutex_lock(&ctx->mapping_lock);
-        ctx->mapping = NULL;
-        mutex_unlock(&ctx->mapping_lock);
+
+        /*
+         * Delete the context's mapping pointer, unless it's created by the
+         * kernel API, in which case leave it so it can be freed by reclaim_ctx()
+         */
+        if (!ctx->kernelapi) {
+                mutex_lock(&ctx->mapping_lock);
+                ctx->mapping = NULL;
+                mutex_unlock(&ctx->mapping_lock);
+        }
 
         put_device(&ctx->afu->dev);