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Subject[PATCH 16/24] staging: serqt_usb2: Remove NULL check before kfree
Date
This patch was generated by the following semantic patch:
// <smpl>
@@ expression E; @@
- if (E != NULL) { kfree(E); }
+ kfree(E);
@@ expression E; @@
- if (E != NULL) { kfree(E); E = NULL; }
+ kfree(E);
+ E = NULL;
// </smpl>
Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
---
drivers/staging/serqt_usb2/serqt_usb2.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/serqt_usb2/serqt_usb2.c b/drivers/staging/serqt_usb2/serqt_usb2.c
index 27841ef..2be2d88 100644
--- a/drivers/staging/serqt_usb2/serqt_usb2.c
+++ b/drivers/staging/serqt_usb2/serqt_usb2.c
@@ -1098,8 +1098,7 @@ static void qt_close(struct usb_serial_port *port)

if (qt_port->write_urb) {
/* if this urb had a transfer buffer already (old tx) free it */
- if (qt_port->write_urb->transfer_buffer != NULL)
- kfree(qt_port->write_urb->transfer_buffer);
+ kfree(qt_port->write_urb->transfer_buffer);
usb_free_urb(qt_port->write_urb);
}

--
1.7.3.4


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