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-rw-r--r--fs/squashfs/decompressor.c10
-rw-r--r--fs/squashfs/squashfs_fs.h4
2 files changed, 13 insertions, 1 deletions
diff --git a/fs/squashfs/decompressor.c b/fs/squashfs/decompressor.c
index 0072ccdac1e..157478da6ac 100644
--- a/fs/squashfs/decompressor.c
+++ b/fs/squashfs/decompressor.c
@@ -36,12 +36,22 @@
* Squashfs, allowing multiple decompressors to be easily supported
*/
+static const struct squashfs_decompressor squashfs_lzma_unsupported_comp_ops = {
+ NULL, NULL, NULL, LZMA_COMPRESSION, "lzma", 0
+};
+
+static const struct squashfs_decompressor squashfs_lzo_unsupported_comp_ops = {
+ NULL, NULL, NULL, LZO_COMPRESSION, "lzo", 0
+};
+
static const struct squashfs_decompressor squashfs_unknown_comp_ops = {
NULL, NULL, NULL, 0, "unknown", 0
};
static const struct squashfs_decompressor *decompressor[] = {
&squashfs_zlib_comp_ops,
+ &squashfs_lzma_unsupported_comp_ops,
+ &squashfs_lzo_unsupported_comp_ops,
&squashfs_unknown_comp_ops
};
diff --git a/fs/squashfs/squashfs_fs.h b/fs/squashfs/squashfs_fs.h
index 283daafc568..36e1604ab1c 100644
--- a/fs/squashfs/squashfs_fs.h
+++ b/fs/squashfs/squashfs_fs.h
@@ -211,7 +211,9 @@ struct meta_index {
/*
* definitions for structures on disk
*/
-#define ZLIB_COMPRESSION 1
+#define ZLIB_COMPRESSION 1
+#define LZMA_COMPRESSION 2
+#define LZO_COMPRESSION 3
struct squashfs_super_block {
__le32 s_magic;