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-rw-r--r--include/crypto/scatterwalk.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/crypto/scatterwalk.h b/include/crypto/scatterwalk.h
index 3744d2a642df..13621cc8cf4c 100644
--- a/include/crypto/scatterwalk.h
+++ b/include/crypto/scatterwalk.h
@@ -113,4 +113,6 @@ void scatterwalk_done(struct scatter_walk *walk, int out, int more);
void scatterwalk_map_and_copy(void *buf, struct scatterlist *sg,
unsigned int start, unsigned int nbytes, int out);
+int scatterwalk_bytes_sglen(struct scatterlist *sg, int num_bytes);
+
#endif /* _CRYPTO_SCATTERWALK_H */