diff options
| author | Richard Weinberger <richard@nod.at> | 2016-10-28 11:49:03 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-11-10 16:38:49 +0100 |
| commit | 5d30e8f65073cc93e00778e50633fbb58f8e151e (patch) | |
| tree | 78f08e8573a22f4fcc995f58247dd8b5ae8d5a02 /fs | |
| parent | b8176cc56bf1ddabd0ecc48119541b326b131992 (diff) | |
ubifs: Fix regression in ubifs_readdir()
commit a00052a296e54205cf238c75bd98d17d5d02a6db upstream.
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")
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
| -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 ff841d597572..3b27145f985f 100644 --- a/fs/ubifs/dir.c +++ b/fs/ubifs/dir.c @@ -454,6 +454,14 @@ 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; |