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-rw-r--r--cl/onion.cl2
1 files changed, 1 insertions, 1 deletions
diff --git a/cl/onion.cl b/cl/onion.cl
index da6a654..035749c 100644
--- a/cl/onion.cl
+++ b/cl/onion.cl
@@ -1,5 +1,5 @@
#define SHA_CHUNK_LEN 64
-#define ROL(x, shamt) ((x << shamt) | ((x >> sizeof(x)*8) - shamt))
+#define ROL(x, shamt) ((x << shamt) | (x >> (sizeof(x)*8 - shamt)))
#define MIN(a, b) ((a) < (b) ? (a) : (b))
struct sha_data {