link_path_walk: handle get_link() returning ERR_PTR() immediately

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If we get ERR_PTR() from get_link(), we are guaranteed to get err != 0
when we break out of do-while, so we are going to hit if (err) return err;
shortly after it.  Pull that into the if (IS_ERR(s)) body.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

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Al Viro 2015-04-18 19:10:36 -04:00

parent 95fa25d9f2

commit b0c24c3bdf

1 changed files with 3 additions and 1 deletions

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fs/namei.c

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