YueHaibing f9dd0f0928 parport: Fix mem leak in parport_register_dev_model ... [ Upstream commit 1c7ebeabc9 ] BUG: memory leak unreferenced object 0xffff8881df48cda0 (size 16): comm "syz-executor.0", pid 5077, jiffies 4295994670 (age 22.280s) hex dump (first 16 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d2d0d5fe>] parport_register_dev_model+0x141/0x6e0 [parport] [<00000000782f6dab>] 0xffffffffc15d1196 [<00000000d2ca6ae4>] platform_drv_probe+0x7e/0x100 [<00000000628c2a94>] really_probe+0x342/0x4d0 [<000000006874f5da>] driver_probe_device+0x8c/0x170 [<00000000424de37a>] __device_attach_driver+0xda/0x100 [<000000002acab09a>] bus_for_each_drv+0xfe/0x170 [<000000003d9e5f31>] __device_attach+0x190/0x230 [<0000000035d32f80>] bus_probe_device+0x123/0x140 [<00000000a05ba627>] device_add+0x7cc/0xce0 [<000000003f7560bf>] platform_device_add+0x230/0x3c0 [<000000002a0be07d>] 0xffffffffc15d0949 [<000000007361d8d2>] port_check+0x3b/0x50 [parport] [<000000004d67200f>] bus_for_each_dev+0x115/0x180 [<000000003ccfd11c>] __parport_register_driver+0x1f0/0x210 [parport] [<00000000987f06fc>] 0xffffffffc15d803e After commit 4e5a74f1db ("parport: Revert "parport: fix memory leak""), free_pardevice do not free par_dev->state, we should free it in error path of parport_register_dev_model before return. Reported-by: Hulk Robot <hulkci@huawei.com> Fixes: 4e5a74f1db ("parport: Revert "parport: fix memory leak"") Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org>		2019-06-25 11:35:55 +08:00
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BUGS-parport
daisy.c	parport: cleanup statics initialization to NULL or 0	2017-08-28 17:25:43 +02:00
ieee1284_ops.c	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
ieee1284.c	parport: ieee1284: mark expected switch fall-throughs	2018-07-15 14:13:00 +02:00
Kconfig	docs: Fix some broken references	2018-06-15 18:10:01 -03:00
Makefile	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
multiface.h	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
parport_amiga.c	parport: drop owner assignment from platform_drivers	2014-10-20 16:21:20 +02:00
parport_atari.c	parport: cleanup statics initialization to NULL or 0	2017-08-28 17:25:43 +02:00
parport_ax88796.c	parport: ax88796: Delete an unnecessary variable initialisation in parport_ax88796_probe()	2018-03-14 17:54:09 +01:00
parport_cs.c	drivers/parport: use module_pcmcia_driver() in pcmcia drivers	2013-03-15 12:26:38 -07:00
parport_gsc.c	parisc/parport_gsc: Use NULL to avoid sparse warning	2018-03-27 18:52:21 +02:00
parport_gsc.h	parisc: parport0: fix this legacy no-device port driver!	2013-06-01 14:46:42 +02:00
parport_ip32.c	parport: make parport_ip32_ops const and __initconst	2017-10-20 15:17:44 +02:00
parport_mfc3.c	parport: cleanup statics initialization to NULL or 0	2017-08-28 17:25:43 +02:00
parport_pc.c	parport_pc: fix find_superio io compare code, should use equal test.	2019-03-23 20:10:05 +01:00
parport_serial.c	parport: parport_serial: Add WCH CH382L PCIe single parallel port support	2018-07-07 17:35:10 +02:00
parport_sunbpp.c	parport: sunbpp: fix error return code	2018-07-15 14:13:00 +02:00
probe.c	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
procfs.c	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
share.c	parport: Fix mem leak in parport_register_dev_model	2019-06-25 11:35:55 +08:00
TODO-parport