diff options
| author | Jeff Garzik <jgarzik@pobox.com> | 2005-09-21 22:30:42 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-09-21 22:30:42 -0400 |
| commit | 08217637fe8a0ba24e1bfc893569f9be4d836c6a (patch) | |
| tree | aecd53ca7952b59d93f066161b677926e813a550 /mm/mprotect.c | |
| parent | 793b883ed12a6ae6e2901ddb5e038b77d6f0c0ac (diff) | |
| parent | efb0372bbaf5b829ff8c39db372779928af542a7 (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 e9fbd013ad9a..57577f63b305 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; } |