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fs/squashfs: fix board hang-up when calling .exists()

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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 <richard.genoud@posteo.net>
Reviewed-by: Joao Marcos Costa <jmcosta944@gmail.com>
This commit is contained in:
Richard Genoud 2020-11-03 12:10:59 +01:00 committed by Tom Rini
parent 4891c4e595
commit 1b1e0c0195
1 changed files with 7 additions and 0 deletions
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7
fs/fs.c
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@ -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
{