2 files changed, 9 insertions, 3 deletions

diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index 52cada45b353..53f4171fc188 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -77,6 +77,8 @@ int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
         memset(&tmp, 0, sizeof(tmp));
         tmp.st_dev = new_encode_dev(stat->dev);
         tmp.st_ino = stat->ino;
+        if (sizeof(tmp.st_ino) < sizeof(stat->ino) && tmp.st_ino != stat->ino)
+                return -EOVERFLOW;
         tmp.st_mode = stat->mode;
         tmp.st_nlink = stat->nlink;
         SET_UID(tmp.st_uid, stat->uid);
diff --git a/arch/mips/kernel/sysirix.c b/arch/mips/kernel/sysirix.c
index 11bb97174972..93c74fefff76 100644
--- a/arch/mips/kernel/sysirix.c
+++ b/arch/mips/kernel/sysirix.c
@@ -1739,12 +1739,13 @@ struct irix_dirent32_callback {
 #define ROUND_UP32(x) (((x)+sizeof(u32)-1) & ~(sizeof(u32)-1))
 
 static int irix_filldir32(void *__buf, const char *name,
-        int namlen, loff_t offset, ino_t ino, unsigned int d_type)
+        int namlen, loff_t offset, u64 ino, unsigned int d_type)
 {
         struct irix_dirent32 __user *dirent;
         struct irix_dirent32_callback *buf = __buf;
         unsigned short reclen = ROUND_UP32(NAME_OFFSET32(dirent) + namlen + 1);
         int err = 0;
+        u32 d_ino;
 
 #ifdef DEBUG_GETDENTS
         printk("\nirix_filldir32[reclen<%d>namlen<%d>count<%d>]",
@@ -1753,12 +1754,15 @@ static int irix_filldir32(void *__buf, const char *name,
         buf->error = -EINVAL;   /* only used if we fail.. */
         if (reclen > buf->count)
                 return -EINVAL;
+        d_ino = ino;
+        if (sizeof(d_ino) < sizeof(ino) && d_ino != ino)
+                return -EOVERFLOW;
         dirent = buf->previous;
         if (dirent)
                 err = __put_user(offset, &dirent->d_off);
         dirent = buf->current_dir;
         err |= __put_user(dirent, &buf->previous);
-        err |= __put_user(ino, &dirent->d_ino);
+        err |= __put_user(d_ino, &dirent->d_ino);
         err |= __put_user(reclen, &dirent->d_reclen);
         err |= copy_to_user((char __user *)dirent->d_name, name, namlen) ? -EFAULT : 0;
         err |= __put_user(0, &dirent->d_name[namlen]);
@@ -1837,7 +1841,7 @@ struct irix_dirent64_callback {
 #define ROUND_UP64(x) (((x)+sizeof(u64)-1) & ~(sizeof(u64)-1))
 
 static int irix_filldir64(void *__buf, const char *name,
-        int namlen, loff_t offset, ino_t ino, unsigned int d_type)
+        int namlen, loff_t offset, u64 ino, unsigned int d_type)
 {
         struct irix_dirent64 __user *dirent;
         struct irix_dirent64_callback * buf = __buf;