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/openbmc/linux/drivers/ipack/carriers/
H A Dtpci200.c50f05bd1 Tue Aug 10 05:03:19 CDT 2021 Dongliang Mu <mudongliangabcd@gmail.com> ipack: tpci200: fix memory leak in the tpci200_register

The error handling code in tpci200_register does not free interface_regs
allocated by ioremap and the current version of error handling code is
problematic.

Fix this by refactoring the error handling code and free interface_regs
when necessary.

Fixes: 43986798fd50 ("ipack: add error handling for ioremap_nocache")
Cc: stable@vger.kernel.org
Reported-by: Dongliang Mu <mudongliangabcd@gmail.com>
Signed-off-by: Dongliang Mu <mudongliangabcd@gmail.com>
Link: https://lore.kernel.org/r/20210810100323.3938492-2-mudongliangabcd@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
258782b9 Tue Aug 10 05:03:19 CDT 2021 Dongliang Mu <mudongliangabcd@gmail.com> ipack: tpci200: fix memory leak in the tpci200_register

[ Upstream commit 50f05bd114a46a74726e432bf81079d3f13a55b7 ]

The error handling code in tpci200_register does not free interface_regs
allocated by ioremap and the current version of error handling code is
problematic.

Fix this by refactoring the error handling code and free interface_regs
when necessary.

Fixes: 43986798fd50 ("ipack: add error handling for ioremap_nocache")
Cc: stable@vger.kernel.org
Reported-by: Dongliang Mu <mudongliangabcd@gmail.com>
Signed-off-by: Dongliang Mu <mudongliangabcd@gmail.com>
Link: https://lore.kernel.org/r/20210810100323.3938492-2-mudongliangabcd@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
13331747 Thu May 07 04:42:37 CDT 2020 Wei Yongjun <weiyongjun1@huawei.com> ipack: tpci200: fix error return code in tpci200_register()

Fix to return negative error code -ENOMEM from the ioremap() error handling
case instead of 0, as done elsewhere in this function.

Fixes: 43986798fd50 ("ipack: add error handling for ioremap_nocache")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Cc: stable <stable@vger.kernel.org>
Acked-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Link: https://lore.kernel.org/r/20200507094237.13599-1-weiyongjun1@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
43986798 Mon Jun 11 22:07:21 CDT 2018 Zhouyang Jia <jiazhouyang09@gmail.com> ipack: add error handling for ioremap_nocache

When ioremap_nocache fails, the lack of error-handling code may
cause unexpected results.

This patch adds error-handling code after calling ioremap_nocache.

Signed-off-by: Zhouyang Jia <jiazhouyang09@gmail.com>
Acked-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
258782b9 Tue Aug 10 05:03:19 CDT 2021 Dongliang Mu <mudongliangabcd@gmail.com> ipack: tpci200: fix memory leak in the tpci200_register

[ Upstream commit 50f05bd114a46a74726e432bf81079d3f13a55b7 ]

The error handling code in tpci200_register does not free interface_regs
allocated by ioremap and the current version of error handling code is
problematic.

Fix this by refactoring the error handling code and free interface_regs
when necessary.

Fixes: 43986798fd50 ("ipack: add error handling for ioremap_nocache")
Cc: stable@vger.kernel.org
Reported-by: Dongliang Mu <mudongliangabcd@gmail.com>
Signed-off-by: Dongliang Mu <mudongliangabcd@gmail.com>
Link: https://lore.kernel.org/r/20210810100323.3938492-2-mudongliangabcd@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
13331747 Thu May 07 04:42:37 CDT 2020 Wei Yongjun <weiyongjun1@huawei.com> ipack: tpci200: fix error return code in tpci200_register()

Fix to return negative error code -ENOMEM from the ioremap() error handling
case instead of 0, as done elsewhere in this function.

Fixes: 43986798fd50 ("ipack: add error handling for ioremap_nocache")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Cc: stable <stable@vger.kernel.org>
Acked-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Link: https://lore.kernel.org/r/20200507094237.13599-1-weiyongjun1@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
43986798 Mon Jun 11 22:07:21 CDT 2018 Zhouyang Jia <jiazhouyang09@gmail.com> ipack: add error handling for ioremap_nocache

When ioremap_nocache fails, the lack of error-handling code may
cause unexpected results.

This patch adds error-handling code after calling ioremap_nocache.

Signed-off-by: Zhouyang Jia <jiazhouyang09@gmail.com>
Acked-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>