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path: root/lib/lzo/lzo1x_decompress_safe.c
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Diffstat (limited to 'lib/lzo/lzo1x_decompress_safe.c')
-rw-r--r--lib/lzo/lzo1x_decompress_safe.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/lzo/lzo1x_decompress_safe.c b/lib/lzo/lzo1x_decompress_safe.c
index 6d2600ea3b55..2717c7963acd 100644
--- a/lib/lzo/lzo1x_decompress_safe.c
+++ b/lib/lzo/lzo1x_decompress_safe.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* LZO1X Decompressor from LZO
*
@@ -54,11 +55,9 @@ int lzo1x_decompress_safe(const unsigned char *in, size_t in_len,
if (unlikely(in_len < 3))
goto input_overrun;
- if (likely(*ip == 17)) {
+ if (likely(in_len >= 5) && likely(*ip == 17)) {
bitstream_version = ip[1];
ip += 2;
- if (unlikely(in_len < 5))
- goto input_overrun;
} else {
bitstream_version = 0;
}