From a600f4589fdbb51a0ad885408f996ec0f1f90be9 Mon Sep 17 00:00:00 2001 From: Abel Moyo Date: Thu, 18 Sep 2014 21:49:10 +0200 Subject: [PATCH] Staging: gdm724x: gdm_usb: added error checking in do_tx() Added error checking for alloc_tx_struct in do_tx() Signed-off-by: Abel Moyo Signed-off-by: Greg Kroah-Hartman --- drivers/staging/gdm724x/gdm_usb.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/staging/gdm724x/gdm_usb.c b/drivers/staging/gdm724x/gdm_usb.c index 483185b..5d44490 100644 --- a/drivers/staging/gdm724x/gdm_usb.c +++ b/drivers/staging/gdm724x/gdm_usb.c @@ -682,6 +682,10 @@ static void do_tx(struct work_struct *work) } t = alloc_tx_struct(TX_BUF_SIZE); + if (t == NULL) { + spin_unlock_irqrestore(&tx->lock, flags); + return; + } t->callback = NULL; t->tx = tx; t->is_sdu = 1; -- 2.7.4