From 8d04df4997b530d978d48a66655a99714af197ca Mon Sep 17 00:00:00 2001 From: Roel Kluin Date: Fri, 18 Sep 2009 20:26:53 -0300 Subject: [PATCH] V4L/DVB (13016): kmalloc failure ignored in lgdt3304_attach() and s921_attach() Prevent NULL dereference if kmalloc() fails. Cc: Markus Rechberger Signed-off-by: Roel Kluin Signed-off-by: Douglas Schilling Landgraf Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/frontends/lgdt3304.c | 2 ++ drivers/media/dvb/frontends/s921_module.c | 2 ++ 2 files changed, 4 insertions(+) diff --git a/drivers/media/dvb/frontends/lgdt3304.c b/drivers/media/dvb/frontends/lgdt3304.c index eb72a9866c93..e334b5d4e578 100644 --- a/drivers/media/dvb/frontends/lgdt3304.c +++ b/drivers/media/dvb/frontends/lgdt3304.c @@ -363,6 +363,8 @@ struct dvb_frontend* lgdt3304_attach(const struct lgdt3304_config *config, struct lgdt3304_state *state; state = kzalloc(sizeof(struct lgdt3304_state), GFP_KERNEL); + if (state == NULL) + return NULL; state->addr = config->i2c_address; state->i2c = i2c; diff --git a/drivers/media/dvb/frontends/s921_module.c b/drivers/media/dvb/frontends/s921_module.c index 3f5a0e1dfdf5..3156b64cfc96 100644 --- a/drivers/media/dvb/frontends/s921_module.c +++ b/drivers/media/dvb/frontends/s921_module.c @@ -169,6 +169,8 @@ struct dvb_frontend* s921_attach(const struct s921_config *config, struct s921_state *state; state = kzalloc(sizeof(struct s921_state), GFP_KERNEL); + if (state == NULL) + return NULL; state->addr = config->i2c_address; state->i2c = i2c; -- GitLab