@@ -214,9 +214,8 @@ static int qcow_set_key(BlockDriverState *bs, const char *key)
/* The crypt function is compatible with the linux cryptoloop
algorithm for < 4 GB images. NOTE: out_buf == in_buf is
supported */
-static void encrypt_sectors(BDRVQcowState *s, int64_t sector_num,
- uint8_t *out_buf, const uint8_t *in_buf,
- int nb_sectors, int enc,
+static void encrypt_sectors(int64_t sector_num, uint8_t *out_buf,
+ const uint8_t *in_buf, int nb_sectors, int enc,
const AES_KEY *key)
{
union {
@@ -351,7 +350,7 @@ static uint64_t get_cluster_offset(BlockDriverState *bs,
memset(s->cluster_data + 512, 0x00, 512);
for(i = 0; i < s->cluster_sectors; i++) {
if (i < n_start || i >= n_end) {
- encrypt_sectors(s, start_sect + i,
+ encrypt_sectors(start_sect + i,
s->cluster_data,
s->cluster_data + 512, 1, 1,
&s->aes_encrypt_key);
@@ -474,7 +473,7 @@ static int qcow_read(BlockDriverState *bs, int64_t sector_num,
if (ret != n * 512)
return -1;
if (s->crypt_method) {
- encrypt_sectors(s, sector_num, buf, buf, n, 0,
+ encrypt_sectors(sector_num, buf, buf, n, 0,
&s->aes_decrypt_key);
}
}
@@ -558,7 +557,7 @@ static void qcow_aio_read_cb(void *opaque, int ret)
/* nothing to do */
} else {
if (s->crypt_method) {
- encrypt_sectors(s, acb->sector_num, acb->buf, acb->buf,
+ encrypt_sectors(acb->sector_num, acb->buf, acb->buf,
acb->n, 0,
&s->aes_decrypt_key);
}
@@ -687,7 +686,7 @@ static void qcow_aio_write_cb(void *opaque, int ret)
goto done;
}
}
- encrypt_sectors(s, acb->sector_num, acb->cluster_data, acb->buf,
+ encrypt_sectors(acb->sector_num, acb->cluster_data, acb->buf,
acb->n, 1, &s->aes_encrypt_key);
src_buf = acb->cluster_data;
} else {