Message ID | 20240208083511.270636-1-eugen.hristev@collabora.com |
---|---|
State | Superseded |
Headers | show |
Series | [RESEND,v9] ext4: Log error when lookup of encoded dentry fails | expand |
Eugen Hristev <eugen.hristev@collabora.com> writes: > From: Gabriel Krisman Bertazi <krisman@collabora.com> > > If the volume is in strict mode, ext4_ci_compare can report a broken > encoding name. This will not trigger on a bad lookup, which is caught > earlier, only if the actual disk name is bad. > > Reviewed-by: Eric Biggers <ebiggers@google.com> > Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.com> > Signed-off-by: Eugen Hristev <eugen.hristev@collabora.com> Reviewed-by: Gabriel Krisman Bertazi <krisman@suse.de> > --- > Hello, > > I am trying to respin the series here : > https://www.spinics.net/lists/linux-ext4/msg85081.html > > To make it easier to apply I split it into smaller chunks which address > one single thing. > > This patch simply adds an error message in the UNICODE path. > > fs/ext4/namei.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c > index 6e7af8dc4dde..7d357c417475 100644 > --- a/fs/ext4/namei.c > +++ b/fs/ext4/namei.c > @@ -1477,6 +1477,9 @@ static bool ext4_match(struct inode *parent, > * only case where it happens is on a disk > * corruption or ENOMEM. > */ > + if (ret == -EINVAL) > + EXT4_ERROR_INODE(parent, > + "Directory contains filename that is invalid UTF-8"); > return false; > } > return ret;
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index 6e7af8dc4dde..7d357c417475 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -1477,6 +1477,9 @@ static bool ext4_match(struct inode *parent, * only case where it happens is on a disk * corruption or ENOMEM. */ + if (ret == -EINVAL) + EXT4_ERROR_INODE(parent, + "Directory contains filename that is invalid UTF-8"); return false; } return ret;