Cope with arch-specific page protection flags in mmap (Richard Purdie).

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4250 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
balrog 2008-04-24 21:11:41 +00:00
parent 523111e7ef
commit 171cd1cdff

View File

@ -49,8 +49,7 @@ int target_mprotect(abi_ulong start, abi_ulong len, int prot)
end = start + len;
if (end < start)
return -EINVAL;
if (prot & ~(PROT_READ | PROT_WRITE | PROT_EXEC))
return -EINVAL;
prot &= PROT_READ | PROT_WRITE | PROT_EXEC;
if (len == 0)
return 0;