crypto: scatterwalk - Remove scatterwalk_bytes_sglen

This patch removes the now unused scatterwalk_bytes_sglen.  Anyone
using this out-of-tree should switch over to sg_nents_for_len.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 0 insertions, 22 deletions

diff --git a/crypto/scatterwalk.c b/crypto/scatterwalk.c
index ea5815c5e128..03ca4aef1b9d 100644
--- a/crypto/scatterwalk.c
+++ b/crypto/scatterwalk.c
@@ -125,28 +125,6 @@ void scatterwalk_map_and_copy(void *buf, struct scatterlist *sg,
 }
 EXPORT_SYMBOL_GPL(scatterwalk_map_and_copy);
 
-int scatterwalk_bytes_sglen(struct scatterlist *sg, int num_bytes)
-{
-        int offset = 0, n = 0;
-
-        /* num_bytes is too small */
-        if (num_bytes < sg->length)
-                return -1;
-
-        do {
-                offset += sg->length;
-                n++;
-                sg = sg_next(sg);
-
-                /* num_bytes is too large */
-                if (unlikely(!sg && (num_bytes < offset)))
-                        return -1;
-        } while (sg && (num_bytes > offset));
-
-        return n;
-}
-EXPORT_SYMBOL_GPL(scatterwalk_bytes_sglen);
-
 struct scatterlist *scatterwalk_ffwd(struct scatterlist dst[2],
                                      struct scatterlist *src,
                                      unsigned int len)