diff options
| author | Jeff Garzik <jgarzik@pobox.com> | 2005-09-23 19:03:21 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-09-23 19:03:21 -0400 |
| commit | 536f8098026bde1368bbfcbcb9682a7637b73df2 (patch) | |
| tree | cf83d2e1afa503b6aeba103b55cd1da0af4e7a4c /mm/mprotect.c | |
| parent | e86ee6682b649183c11013a98be02f25e9ae399d (diff) | |
| parent | 3fd07d3bf0077dcc0f5a33d2eb1938ea050da8da (diff) | |
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'mm/mprotect.c')
| -rw-r--r-- | mm/mprotect.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/mprotect.c b/mm/mprotect.c index e9fbd013ad9..57577f63b30 100644 --- a/mm/mprotect.c +++ b/mm/mprotect.c @@ -248,7 +248,8 @@ sys_mprotect(unsigned long start, size_t len, unsigned long prot) newflags = vm_flags | (vma->vm_flags & ~(VM_READ | VM_WRITE | VM_EXEC)); - if ((newflags & ~(newflags >> 4)) & 0xf) { + /* newflags >> 4 shift VM_MAY% in place of VM_% */ + if ((newflags & ~(newflags >> 4)) & (VM_READ | VM_WRITE | VM_EXEC)) { error = -EACCES; goto out; } |