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author | Jürg Billeter <j@bitron.ch> | 2013-06-29 11:41:32 +0200 |
---|---|---|
committer | Peter Maydell <peter.maydell@linaro.org> | 2013-07-02 14:56:18 +0100 |
commit | b35e455fac7d3cb40e09a218665c6a654cc9eaff (patch) | |
tree | b36a18f453f02a1b022dbb646cb56f0eb465e25e | |
parent | 177130fadfad04cf0a68ee2324a46a8b8df03a65 (diff) |
linux-user: Do not ignore mmap failure from hostlinux-user.next
File mapping may fail with EACCES.
Signed-off-by: Jürg Billeter <j@bitron.ch>
Message-id: 1372498892-23676-1-git-send-email-j@bitron.ch
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r-- | linux-user/mmap.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/linux-user/mmap.c b/linux-user/mmap.c index b412e3fe0a..de2219768d 100644 --- a/linux-user/mmap.c +++ b/linux-user/mmap.c @@ -483,6 +483,10 @@ abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, if (!(flags & MAP_ANONYMOUS)) { p = mmap(g2h(start), len, prot, flags | MAP_FIXED, fd, host_offset); + if (p == MAP_FAILED) { + munmap(g2h(start), host_len); + goto fail; + } host_start += offset - host_offset; } start = h2g(host_start); |