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The assignments to sect and off use the pointer from ctxt.cur_dev but
that has not been NULL checked before this is done. So instead move the
assignments after the NULL check.
This issue found by Smatch
Signed-off-by: Andrew Goodbody <andrew.goodbody@linaro.org>
Reviewed-by: Gao Xiang <xiang@kernel.org>
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See the original report [1], otherwise len + 1 will be overflowed.
Note that EROFS archive can record arbitary symlink sizes in principle,
so we don't assume a short number like 4096.
[1] https://lore.kernel.org/r/20250210164151.GN1233568@bill-the-cat
Fixes: 830613f8f5bb ("fs/erofs: add erofs filesystem support")
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
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This patch updates erofs driver code to catch up with the latest code of
erofs_utils (commit e4939f9eaa177e05d697ace85d8dc283e25dc2ed).
LZMA will be supported in the separate patch later.
Signed-off-by: Yifan Zhao <zhaoyifan@sjtu.edu.cn>
Reviewed-by: Huang Jianan <jnhuang95@gmail.com>
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This patch mainly deals with uncompressed files.
Signed-off-by: Huang Jianan <jnhuang95@gmail.com>
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