usb: dwc3: core: don't kfree() devm_kzalloc()'ed memory

commit 380f0d2 (usb: dwc3: core: switch event
buffer allocation to devm_kzalloc()) was incomplete
leaving a trailing kfree(evt) in an error exit
path.

Fix this problem by removing the trailing kfree(evt).

Cc: Julia Lawall <julia.lawall@lip6.fr>
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index d8d327a5e53b..2bd007d16461 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -153,10 +153,8 @@ dwc3_alloc_one_event_buffer(struct dwc3 *dwc, unsigned length)
         evt->length     = length;
         evt->buf        = dma_alloc_coherent(dwc->dev, length,
                         &evt->dma, GFP_KERNEL);
-        if (!evt->buf) {
-                kfree(evt);
+        if (!evt->buf)
                 return ERR_PTR(-ENOMEM);
-        }
 
         return evt;
 }