diff options
author | j_mayer <j_mayer@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-09-27 04:10:43 +0000 |
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committer | j_mayer <j_mayer@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-09-27 04:10:43 +0000 |
commit | 4118a97030aa9bd1d520d1d06bbe0655d829df04 (patch) | |
tree | b963cf2e91c23b60aad7c70fc5423114f274434b /linux-user/mmap.c | |
parent | 526216880d5c4cb2507bdb22d6a5d33016f38104 (diff) | |
download | qemu-4118a97030aa9bd1d520d1d06bbe0655d829df04.zip |
memset string pages to zero to avoid putting random data on the stack
that may make some program crash at startup.
Fix unsigned long / target_ulong confusion (more to do).
Fix missing g2h macros.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3249 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'linux-user/mmap.c')
-rw-r--r-- | linux-user/mmap.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/linux-user/mmap.c b/linux-user/mmap.c index 28954f13fa..29f1d9625c 100644 --- a/linux-user/mmap.c +++ b/linux-user/mmap.c @@ -224,9 +224,9 @@ abort(); start = HOST_PAGE_ALIGN(real_start); end = start + HOST_PAGE_ALIGN(len); if (start > real_start) - munmap((void *)real_start, start - real_start); + munmap((void *)g2h(real_start), start - real_start); if (end < real_end) - munmap((void *)end, real_end - end); + munmap((void *)g2h(end), real_end - end); /* use it as a fixed mapping */ flags |= MAP_FIXED; } else { @@ -370,7 +370,7 @@ int target_munmap(target_ulong start, target_ulong len) /* unmap what we can */ if (real_start < real_end) { - ret = munmap((void *)real_start, real_end - real_start); + ret = munmap(g2h(real_start), real_end - real_start); if (ret != 0) return ret; } |