1 files changed, 8 insertions, 2 deletions

diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c
index ce3245f87fdd..a8ebac4fadec 100644
--- a/arch/parisc/kernel/sys_parisc32.c
+++ b/arch/parisc/kernel/sys_parisc32.c
@@ -350,6 +350,10 @@ sys32_getdents (unsigned int fd, void __user * dirent, unsigned int count)
         struct getdents32_callback buf;
         int error;
 
+        error = -EFAULT;
+        if (!access_ok(VERIFY_WRITE, dirent, count))
+                goto out;
+
         error = -EBADF;
         file = fget(fd);
         if (!file)
@@ -366,8 +370,10 @@ sys32_getdents (unsigned int fd, void __user * dirent, unsigned int count)
         error = buf.error;
         lastdirent = buf.previous;
         if (lastdirent) {
-                put_user(file->f_pos, &lastdirent->d_off);
-                error = count - buf.count;
+                if (put_user(file->f_pos, &lastdirent->d_off))
+                        error = -EFAULT;
+                else
+                        error = count - buf.count;
         }
 
 out_putf: