From: Jürg Billeter <j...@bitron.ch>
File mapping may fail with EACCES.
Signed-off-by: Jürg Billeter <j...@bitron.ch>
Message-id: 1372498892-23676-1-git-send-emai...@bitron.ch
Reviewed-by: Peter Maydell <peter.mayd...@linaro.org>
---
linux-user/mmap.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/linux-user/mmap.c b/linux-user/mmap.c
index b412e3f..de22197 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);
--
1.8.1.2
