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Subject[PATCH 1/3] f2fs: fix wrong value of tracepoint parameter
Date
In f2fs_lookup(), we should set @err correctly before printing it
in tracepoint.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
---
fs/f2fs/namei.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 63b34a161cf4..2c2f8c36c828 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -504,6 +504,7 @@ static struct dentry *f2fs_lookup(struct inode *dir, struct dentry *dentry,
err = PTR_ERR(page);
goto out;
}
+ err = -ENOENT;
goto out_splice;
}

@@ -549,7 +550,7 @@ static struct dentry *f2fs_lookup(struct inode *dir, struct dentry *dentry,
#endif
new = d_splice_alias(inode, dentry);
err = PTR_ERR_OR_ZERO(new);
- trace_f2fs_lookup_end(dir, dentry, ino, err);
+ trace_f2fs_lookup_end(dir, dentry, ino, !new ? -ENOENT : err);
return new;
out_iput:
iput(inode);
--
2.18.0.rc1
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