[PATCH] cxl: Fix error path on bad ioctl

[Frederic Barrat]

Fix error path if we can't copy user structure on
CXL_IOCTL_START_WORK ioctl.

Signed-off-by: Frederic Barrat <fbar...@linux.vnet.ibm.com>
Cc: sta...@vger.kernel.org
---
 drivers/misc/cxl/file.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/misc/cxl/file.c b/drivers/misc/cxl/file.c
index 17b433f1ce23..caa44adfa60e 100644
--- a/drivers/misc/cxl/file.c
+++ b/drivers/misc/cxl/file.c
@@ -160,10 +160,8 @@ static long afu_ioctl_start_work(struct cxl_context *ctx,
        /* Do this outside the status_mutex to avoid a circular dependency with
         * the locking in cxl_mmap_fault() */
        if (copy_from_user(&work, uwork,
-                          sizeof(struct cxl_ioctl_start_work))) {
-               rc = -EFAULT;
-               goto out;
-       }
+                          sizeof(struct cxl_ioctl_start_work)))
+               return -EFAULT;
 
        mutex_lock(&ctx->status_mutex);
        if (ctx->status != OPENED) {
-- 
2.11.0