From 1b1e0c019588afc64a639b89fd0b6cd12534bce4 Mon Sep 17 00:00:00 2001 From: Richard Genoud Date: Tue, 3 Nov 2020 12:10:59 +0100 Subject: [PATCH] fs/squashfs: fix board hang-up when calling .exists() add missing squashfs function to prevent dangling or null pointers. For exemple, when calling test [ -e somefile ], squashfs.exists may be called. Signed-off-by: Richard Genoud Reviewed-by: Joao Marcos Costa --- fs/fs.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/fs/fs.c b/fs/fs.c index 29ad4d1a69..fb27c910d4 100644 --- a/fs/fs.c +++ b/fs/fs.c @@ -287,6 +287,7 @@ static struct fstype_info fstypes[] = { { .fstype = FS_TYPE_SQUASHFS, .name = "squashfs", + .null_dev_desc_ok = false, .probe = sqfs_probe, .opendir = sqfs_opendir, .readdir = sqfs_readdir, @@ -295,6 +296,12 @@ static struct fstype_info fstypes[] = { .size = sqfs_size, .close = sqfs_close, .closedir = sqfs_closedir, + .exists = fs_exists_unsupported, + .uuid = fs_uuid_unsupported, + .write = fs_write_unsupported, + .ln = fs_ln_unsupported, + .unlink = fs_unlink_unsupported, + .mkdir = fs_mkdir_unsupported, }, #endif { -- 2.39.5