Amir Goldstein be9857a4d2 ovl: fix memory leak in ovl_parse_param() ...

commit 37f32f5264 upstream.

On failure to parse parameters in ovl_parse_param_lowerdir(), it is
necessary to update ctx->nr with the correct nr before using
ovl_reset_lowerdirs() to release l->name.

Reported-and-tested-by: syzbot+26eedf3631650972f17c@syzkaller.appspotmail.com
Fixes: c835110b58 ("ovl: remove unused code in lowerdir param parsing")
Co-authored-by: Edward Adam Davis <eadavis@qq.com>
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jingbo Xu <jefflexu@linux.alibaba.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2024-05-02 16:32:49 +02:00

..

copy_up.c

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dir.c

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export.c

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file.c

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inode.c

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Kconfig

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Makefile

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namei.c

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overlayfs.h

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ovl_entry.h

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params.c

ovl: fix memory leak in ovl_parse_param()

2024-05-02 16:32:49 +02:00

params.h

ovl: store and show the user provided lowerdir mount option

2024-03-26 18:19:18 -04:00

readdir.c

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super.c

ovl: store and show the user provided lowerdir mount option

2024-03-26 18:19:18 -04:00

util.c

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