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| author | Richard Weinberger <richard@nod.at> | 2016-10-28 12:49:03 +0300 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2016-10-28 15:48:31 +0300 |
| commit | a00052a296e54205cf238c75bd98d17d5d02a6db (patch) | |
| tree | 917478861c1caf6874e20db93d86b8caa689ccc6 /fs/ubifs | |
| parent | 40b6e61ac72e99672e47cdb99c8d7d226004169b (diff) | |
| download | linux-a00052a296e54205cf238c75bd98d17d5d02a6db.tar.xz | |
ubifs: Fix regression in ubifs_readdir()
Commit c83ed4c9dbb35 ("ubifs: Abort readdir upon error") broke
overlayfs support because the fix exposed an internal error
code to VFS.
Reported-by: Peter Rosin <peda@axentia.se>
Tested-by: Peter Rosin <peda@axentia.se>
Reported-by: Ralph Sennhauser <ralph.sennhauser@gmail.com>
Tested-by: Ralph Sennhauser <ralph.sennhauser@gmail.com>
Fixes: c83ed4c9dbb35 ("ubifs: Abort readdir upon error")
Cc: stable@vger.kernel.org
Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'fs/ubifs')
| -rw-r--r-- | fs/ubifs/dir.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c index bd4a5e8ce441..ca16c5d7bab1 100644 --- a/fs/ubifs/dir.c +++ b/fs/ubifs/dir.c @@ -543,6 +543,14 @@ out: if (err != -ENOENT) ubifs_err(c, "cannot find next direntry, error %d", err); + else + /* + * -ENOENT is a non-fatal error in this context, the TNC uses + * it to indicate that the cursor moved past the current directory + * and readdir() has to stop. + */ + err = 0; + /* 2 is a special value indicating that there are no more direntries */ ctx->pos = 2; |