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Date: Mon, 16 Mar 2015 12:41:08 +0100 From: Richard Weinberger <richard@....at> To: user-mode-linux-devel@...ts.sourceforge.net Cc: linux-kernel@...r.kernel.org, richard@....at Subject: [PATCH 04/15] hostfs: Handle bogus st.mode Make sure that we return EIO if one passes an invalid st.mode into hostfs. Signed-off-by: Richard Weinberger <richard@....at> --- fs/hostfs/hostfs_kern.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c index 92b008f..8163aac 100644 --- a/fs/hostfs/hostfs_kern.c +++ b/fs/hostfs/hostfs_kern.c @@ -534,11 +534,13 @@ static int read_name(struct inode *ino, char *name) init_special_inode(ino, st.mode & S_IFMT, rdev); ino->i_op = &hostfs_iops; break; - - default: + case S_IFREG: ino->i_op = &hostfs_iops; ino->i_fop = &hostfs_file_fops; ino->i_mapping->a_ops = &hostfs_aops; + break; + default: + return -EIO; } ino->i_ino = st.ino; -- 2.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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