diff options
Diffstat (limited to 'hw/misc')
| -rw-r--r-- | hw/misc/aspeed_hace.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/hw/misc/aspeed_hace.c b/hw/misc/aspeed_hace.c index ac21be306c..12a761f1f5 100644 --- a/hw/misc/aspeed_hace.c +++ b/hw/misc/aspeed_hace.c @@ -193,6 +193,7 @@ static void do_hash_operation(AspeedHACEState *s, int algo, bool sg_mode, size_t digest_len = 0; int niov = 0; int i; + void *haddr; if (sg_mode) { uint32_t len = 0; @@ -217,9 +218,13 @@ static void do_hash_operation(AspeedHACEState *s, int algo, bool sg_mode, addr &= SG_LIST_ADDR_MASK; plen = len & SG_LIST_LEN_MASK; - iov[i].iov_base = address_space_map(&s->dram_as, addr, &plen, false, - MEMTXATTRS_UNSPECIFIED); - + haddr = address_space_map(&s->dram_as, addr, &plen, false, + MEMTXATTRS_UNSPECIFIED); + if (haddr == NULL) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: qcrypto failed\n", __func__); + return; + } + iov[i].iov_base = haddr; if (acc_mode) { niov = gen_acc_mode_iov(s, iov, i, &plen); @@ -230,10 +235,14 @@ static void do_hash_operation(AspeedHACEState *s, int algo, bool sg_mode, } else { hwaddr len = s->regs[R_HASH_SRC_LEN]; + haddr = address_space_map(&s->dram_as, s->regs[R_HASH_SRC], + &len, false, MEMTXATTRS_UNSPECIFIED); + if (haddr == NULL) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: qcrypto failed\n", __func__); + return; + } + iov[0].iov_base = haddr; iov[0].iov_len = len; - iov[0].iov_base = address_space_map(&s->dram_as, s->regs[R_HASH_SRC], - &len, false, - MEMTXATTRS_UNSPECIFIED); i = 1; if (s->iov_count) { |