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-rw-r--r--crypto/tcrypt.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 9267cbdb14d2..3ced1ba1fd11 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -198,11 +198,13 @@ static void sg_init_aead(struct scatterlist *sg, char *xbuf[XBUFSIZE],
}
sg_init_table(sg, np + 1);
- np--;
+ if (rem)
+ np--;
for (k = 0; k < np; k++)
sg_set_buf(&sg[k + 1], xbuf[k], PAGE_SIZE);
- sg_set_buf(&sg[k + 1], xbuf[k], rem);
+ if (rem)
+ sg_set_buf(&sg[k + 1], xbuf[k], rem);
}
static void test_aead_speed(const char *algo, int enc, unsigned int secs,