From 1d001c3fde34992bd3607ad57221655cbfc74068 Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Sun, 9 Mar 2014 10:10:19 -0300 Subject: [PATCH] [media] drx-j: don't use mc_info before checking if its not NULL smatch warning: drivers/media/dvb-frontends/drx39xyj/drxj.c:20803 drx_ctrl_u_code() warn: variable dereferenced before check 'mc_info' (see line 20800) Reported-by: Dan Carpenter Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb-frontends/drx39xyj/drxj.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/media/dvb-frontends/drx39xyj/drxj.c b/drivers/media/dvb-frontends/drx39xyj/drxj.c index 1e6dab7e5892..a8fd53b612ae 100644 --- a/drivers/media/dvb-frontends/drx39xyj/drxj.c +++ b/drivers/media/dvb-frontends/drx39xyj/drxj.c @@ -20208,12 +20208,14 @@ static int drx_ctrl_u_code(struct drx_demod_instance *demod, const u8 *mc_data_init = NULL; u8 *mc_data = NULL; unsigned size; - char *mc_file = mc_info->mc_file; + char *mc_file; /* Check arguments */ - if (!mc_info || !mc_file) + if (!mc_info || !mc_info->mc_file) return -EINVAL; + mc_file = mc_info->mc_file; + if (!demod->firmware) { const struct firmware *fw = NULL; -- 2.20.1