From: Benoit Taine <benoit.taine@lip6.fr>
To: Mauro Carvalho Chehab <m.chehab@samsung.com>
Cc: benoit.taine@lip6.fr, linux-media@vger.kernel.org,
linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: [PATCH 17/18] drx-j: Use kmemdup instead of kmalloc + memcpy
Date: Mon, 26 May 2014 17:21:26 +0200 [thread overview]
Message-ID: <1401117687-28911-18-git-send-email-benoit.taine@lip6.fr> (raw)
In-Reply-To: <1401117687-28911-1-git-send-email-benoit.taine@lip6.fr>
This issue was reported by coccicheck using the semantic patch
at scripts/coccinelle/api/memdup.cocci
Signed-off-by: Benoit Taine <benoit.taine@lip6.fr>
---
Not compile tested.
drivers/media/dvb-frontends/drx39xyj/drxj.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)
diff --git a/drivers/media/dvb-frontends/drx39xyj/drxj.c b/drivers/media/dvb-frontends/drx39xyj/drxj.c
index 9482954..3795f65 100644
--- a/drivers/media/dvb-frontends/drx39xyj/drxj.c
+++ b/drivers/media/dvb-frontends/drx39xyj/drxj.c
@@ -12272,22 +12272,20 @@ struct dvb_frontend *drx39xxj_attach(struct i2c_adapter *i2c)
if (demod == NULL)
goto error;
- demod_addr = kmalloc(sizeof(struct i2c_device_addr), GFP_KERNEL);
+ demod_addr = kmemdup(&drxj_default_addr_g,
+ sizeof(struct i2c_device_addr), GFP_KERNEL);
if (demod_addr == NULL)
goto error;
- memcpy(demod_addr, &drxj_default_addr_g,
- sizeof(struct i2c_device_addr));
- demod_comm_attr = kmalloc(sizeof(struct drx_common_attr), GFP_KERNEL);
+ demod_comm_attr = kmemdup(&drxj_default_comm_attr_g,
+ sizeof(struct drx_common_attr), GFP_KERNEL);
if (demod_comm_attr == NULL)
goto error;
- memcpy(demod_comm_attr, &drxj_default_comm_attr_g,
- sizeof(struct drx_common_attr));
- demod_ext_attr = kmalloc(sizeof(struct drxj_data), GFP_KERNEL);
+ demod_ext_attr = kmemdup(&drxj_data_g, sizeof(struct drxj_data),
+ GFP_KERNEL);
if (demod_ext_attr == NULL)
goto error;
- memcpy(demod_ext_attr, &drxj_data_g, sizeof(struct drxj_data));
/* setup the state */
state->i2c = i2c;
next prev parent reply other threads:[~2014-05-26 15:23 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-26 15:21 [PATCH 0/18] Use kmemdup instead of kmalloc + memcpy Benoit Taine
2014-05-26 15:21 ` [PATCH 1/18] USB: storage: ene_ub6250: " Benoit Taine
2014-05-26 15:21 ` [PATCH 3/18] VMCI: " Benoit Taine
2014-05-26 15:54 ` walter harms
2014-05-26 15:21 ` [PATCH 2/18] memstick: " Benoit Taine
2014-05-26 15:21 ` [PATCH 4/18] qla4xxx: " Benoit Taine
2014-05-27 8:38 ` Vikas Chaudhary
2014-05-26 15:21 ` [PATCH 5/18] wcn36xx: " Benoit Taine
2014-05-26 15:21 ` [PATCH 6/18] fusion: " Benoit Taine
2014-05-26 15:21 ` [PATCH 7/18] qla2xxx: " Benoit Taine
2014-05-27 5:01 ` Saurav Kashyap
2014-05-26 15:21 ` [PATCH 8/18] Drivers: scsi: " Benoit Taine
2014-05-26 15:21 ` [PATCH 9/18] staging: rtl8723au: " Benoit Taine
2014-05-26 15:43 ` Jes Sorensen
2014-05-26 15:57 ` Benoit Taine
2014-05-26 15:21 ` [PATCH 10/18] aacraid: " Benoit Taine
2014-05-26 15:21 ` [PATCH 11/18] usb: gadget: " Benoit Taine
2014-05-26 15:21 ` [PATCH 12/18] aic7xxx: " Benoit Taine
2014-05-26 15:21 ` [PATCH 13/18] drm/edid: " Benoit Taine
2014-05-27 6:40 ` Jani Nikula
2014-05-27 15:14 ` Alex Deucher
2014-05-26 15:21 ` [PATCH 14/18] r8152: " Benoit Taine
2014-05-30 23:25 ` David Miller
2014-05-26 15:21 ` [PATCH 15/18] Drivers: media: " Benoit Taine
2014-05-26 15:21 ` [PATCH 16/18] HID: uhid: " Benoit Taine
2014-05-26 15:33 ` David Herrmann
2014-05-26 22:42 ` Jiri Kosina
2014-05-26 15:21 ` Benoit Taine [this message]
2014-05-26 15:21 ` [PATCH 18/18] pinctrl: pinconf-generic: " Benoit Taine
2014-05-27 14:06 ` Linus Walleij
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