Smatch outputs the following warning: CHECK drivers/staging/rtl8192e/rtl819x_BAProc.c drivers/staging/rtl8192e/rtl819x_BAProc.c +88 rtllib_ADDBA(12) warn: variable dereferenced before check 'ieee'
Signed-off-by: Larry Finger <[email protected]> --- drivers/staging/rtl8192e/rtl819x_BAProc.c | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/drivers/staging/rtl8192e/rtl819x_BAProc.c b/drivers/staging/rtl8192e/rtl819x_BAProc.c index 48f9f71..914bdcd 100644 --- a/drivers/staging/rtl8192e/rtl819x_BAProc.c +++ b/drivers/staging/rtl8192e/rtl819x_BAProc.c @@ -81,7 +81,11 @@ static struct sk_buff *rtllib_ADDBA(struct rtllib_device *ieee, u8 *Dst, struct rtllib_hdr_3addr *BAReq = NULL; u8 *tag = NULL; u16 tmp = 0; - u16 len = ieee->tx_headroom + 9; + u16 len; + + if (!ieee) + return NULL; + len = ieee->tx_headroom + 9; RTLLIB_DEBUG(RTLLIB_DL_TRACE | RTLLIB_DL_BA, "========>%s(), frame(%d)" " sentd to: %pM, ieee->dev:%p\n", __func__, type, Dst, ieee->dev); -- 1.7.3.4 _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
