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-rw-r--r--fs/btrfs/lzo.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/lzo.c b/fs/btrfs/lzo.c
index 45d26980caf9..e074b85aa054 100644
--- a/fs/btrfs/lzo.c
+++ b/fs/btrfs/lzo.c
@@ -76,7 +76,7 @@ static inline void write_compress_length(char *buf, size_t len)
memcpy(buf, &dlen, LZO_LEN);
}
-static inline size_t read_compress_length(char *buf)
+static inline size_t read_compress_length(const char *buf)
{
__le32 dlen;