From 2ee732d57496b8365819dfb958bc1ff04fcd4cac Mon Sep 17 00:00:00 2001
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Tue, 12 Jul 2016 13:17:59 +0800
Subject: [PATCH] crypto: scatterwalk - Remove unnecessary BUG in
scatterwalk_start
Nothing bad will happen even if sg->length is zero, so there is
no point in keeping this BUG_ON in scatterwalk_start.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
crypto/scatterwalk.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/crypto/scatterwalk.c b/crypto/scatterwalk.c
index 2ec5368ed6496..ddffbb3ee7120 100644
--- a/crypto/scatterwalk.c
+++ b/crypto/scatterwalk.c
@@ -33,9 +33,6 @@ static inline void memcpy_dir(void *buf, void *sgdata, size_t nbytes, int out)
void scatterwalk_start(struct scatter_walk *walk, struct scatterlist *sg)
{
walk->sg = sg;
-
- BUG_ON(!sg->length);
-
walk->offset = sg->offset;
}
EXPORT_SYMBOL_GPL(scatterwalk_start);