diff options
Diffstat (limited to 'bsd-user/mmap.c')
| -rw-r--r-- | bsd-user/mmap.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/bsd-user/mmap.c b/bsd-user/mmap.c index fc3c1480f5..4f4fa3ab46 100644 --- a/bsd-user/mmap.c +++ b/bsd-user/mmap.c @@ -174,7 +174,9 @@ static int mmap_frag(abi_ulong real_start, mprotect(host_start, qemu_host_page_size, prot1 | PROT_WRITE); /* read the corresponding file data */ - pread(fd, g2h_untagged(start), end - start, offset); + if (pread(fd, g2h_untagged(start), end - start, offset) == -1) { + return -1; + } /* put final protection */ if (prot_new != (prot1 | PROT_WRITE)) @@ -593,7 +595,9 @@ abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, -1, 0); if (retaddr == -1) goto fail; - pread(fd, g2h_untagged(start), len, offset); + if (pread(fd, g2h_untagged(start), len, offset) == -1) { + goto fail; + } if (!(prot & PROT_WRITE)) { ret = target_mprotect(start, len, prot); if (ret != 0) { |