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-rw-r--r--include/linux/crypto.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index d4f9948b64b1..187c6ea91959 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -43,6 +43,12 @@
#define CRYPTO_ALG_ASYNC 0x00000080
/*
+ * Set this bit if and only if the algorithm requires another algorithm of
+ * the same type to handle corner cases.
+ */
+#define CRYPTO_ALG_NEED_FALLBACK 0x00000100
+
+/*
* Transform masks and values (for crt_flags).
*/
#define CRYPTO_TFM_MODE_MASK 0x000000ff
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