Re: [kbuild] [linuxtv-media:master 331/653] drivers/media/dvb-core/dvbdev.c:270 dvb_register_device() error: __builtin_memcpy() 'template' too small (96 vs 104)
False positive. I tried to fix this before but my patch caused random
segfaults and I gave up. I should look again. Sorry.
regards,
dan carpenter
On Mon, Apr 06, 2015 at 12:17:38AM +0800, kbuild test robot wrote:
TO: Mauro Carvalho Chehab m.che...@samsung.com
CC: linux-me...@vger.kernel.org
tree: git://linuxtv.org/media_tree.git master
head: a5562f65b1371a0988b707c10c44fcc2bba56990
commit: a0246e02f466482a34c8ad94bedbe4efa498662d [331/653] [media] dvbdev:
add support for media controller
:: branch date: 3 days ago
:: commit date: 7 weeks ago
drivers/media/dvb-core/dvbdev.c:270 dvb_register_device() error:
__builtin_memcpy() 'template' too small (96 vs 104)
git remote add linuxtv-media git://linuxtv.org/media_tree.git
git remote update linuxtv-media
git checkout a0246e02f466482a34c8ad94bedbe4efa498662d
vim +/template +270 drivers/media/dvb-core/dvbdev.c
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
254
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
255*pdvbdev = dvbdev = kmalloc(sizeof(struct dvb_device), GFP_KERNEL);
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
256
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
257if (!dvbdev){
1e4baed3 drivers/media/dvb/dvb-core/dvbdev.c Ingo Molnar 2006-01-15
258mutex_unlock(dvbdev_register_lock);
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
259return -ENOMEM;
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
260}
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
261
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13
262dvbdevfops = kzalloc(sizeof(struct file_operations), GFP_KERNEL);
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13
263
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13
264if (!dvbdevfops){
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13
265kfree (dvbdev);
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13
266mutex_unlock(dvbdev_register_lock);
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13
267return -ENOMEM;
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13
268}
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13
269
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
@270memcpy(dvbdev, template, sizeof(struct dvb_device));
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
271dvbdev-type = type;
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
272dvbdev-id = id;
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
273dvbdev-adapter = adap;
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
274dvbdev-priv = priv;
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13
275dvbdev-fops = dvbdevfops;
ca5be9cd drivers/media/dvb/dvb-core/dvbdev.c Markus Rechberger 2007-04-14
276init_waitqueue_head (dvbdev-wait_queue);
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16
277
784e29d2 drivers/media/dvb/dvb-core/dvbdev.c Jan Engelhardt2009-01-11
278memcpy(dvbdevfops, template-fops, sizeof(struct file_operations));
:: The code at line 270 was first introduced by commit
:: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:: TO: Linus Torvalds torva...@ppc970.osdl.org
:: CC: Linus Torvalds torva...@ppc970.osdl.org
---
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[kbuild] [linuxtv-media:master 331/653] drivers/media/dvb-core/dvbdev.c:270 dvb_register_device() error: __builtin_memcpy() 'template' too small (96 vs 104)
TO: Mauro Carvalho Chehab m.che...@samsung.com
CC: linux-me...@vger.kernel.org
tree: git://linuxtv.org/media_tree.git master
head: a5562f65b1371a0988b707c10c44fcc2bba56990
commit: a0246e02f466482a34c8ad94bedbe4efa498662d [331/653] [media] dvbdev: add
support for media controller
:: branch date: 3 days ago
:: commit date: 7 weeks ago
drivers/media/dvb-core/dvbdev.c:270 dvb_register_device() error:
__builtin_memcpy() 'template' too small (96 vs 104)
git remote add linuxtv-media git://linuxtv.org/media_tree.git
git remote update linuxtv-media
git checkout a0246e02f466482a34c8ad94bedbe4efa498662d
vim +/template +270 drivers/media/dvb-core/dvbdev.c
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 254
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 255
*pdvbdev = dvbdev = kmalloc(sizeof(struct dvb_device), GFP_KERNEL);
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 256
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 257
if (!dvbdev){
1e4baed3 drivers/media/dvb/dvb-core/dvbdev.c Ingo Molnar 2006-01-15 258
mutex_unlock(dvbdev_register_lock);
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 259
return -ENOMEM;
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 260
}
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 261
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13 262
dvbdevfops = kzalloc(sizeof(struct file_operations), GFP_KERNEL);
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13 263
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13 264
if (!dvbdevfops){
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13 265
kfree (dvbdev);
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13 266
mutex_unlock(dvbdev_register_lock);
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13 267
return -ENOMEM;
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13 268
}
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13 269
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 @270
memcpy(dvbdev, template, sizeof(struct dvb_device));
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 271
dvbdev-type = type;
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 272
dvbdev-id = id;
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 273
dvbdev-adapter = adap;
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 274
dvbdev-priv = priv;
b6190102 drivers/media/dvb/dvb-core/dvbdev.c Marcel Siegert2007-02-13 275
dvbdev-fops = dvbdevfops;
ca5be9cd drivers/media/dvb/dvb-core/dvbdev.c Markus Rechberger 2007-04-14 276
init_waitqueue_head (dvbdev-wait_queue);
^1da177e drivers/media/dvb/dvb-core/dvbdev.c Linus Torvalds2005-04-16 277
784e29d2 drivers/media/dvb/dvb-core/dvbdev.c Jan Engelhardt2009-01-11 278
memcpy(dvbdevfops, template-fops, sizeof(struct file_operations));
:: The code at line 270 was first introduced by commit
:: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:: TO: Linus Torvalds torva...@ppc970.osdl.org
:: CC: Linus Torvalds torva...@ppc970.osdl.org
---
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http://lists.01.org/mailman/listinfo/kbuild Intel Corporation
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