1 files changed, 1 insertions, 1 deletions

diff --git a/mm/mprotect.c b/mm/mprotect.c
index a5bf31c27375..ecfaa5844b5f 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -239,7 +239,7 @@ sys_mprotect(unsigned long start, size_t len, unsigned long prot)
         end = start + len;
         if (end <= start)
                 return -ENOMEM;
-        if (prot & ~(PROT_READ | PROT_WRITE | PROT_EXEC | PROT_SEM))
+        if (!arch_validate_prot(prot))
                 return -EINVAL;
 
         reqprot = prot;