diff options
Diffstat (limited to 'arch/s390/kernel/compat_linux.c')
| -rw-r--r-- | arch/s390/kernel/compat_linux.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c index c46e3d48e41..e15e1489aef 100644 --- a/arch/s390/kernel/compat_linux.c +++ b/arch/s390/kernel/compat_linux.c @@ -357,11 +357,16 @@ asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf) { + compat_ino_t ino; int err; if (!old_valid_dev(stat->dev) || !old_valid_dev(stat->rdev)) return -EOVERFLOW; + ino = stat->ino; + if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino) + return -EOVERFLOW; + err = put_user(old_encode_dev(stat->dev), &statbuf->st_dev); err |= put_user(stat->ino, &statbuf->st_ino); err |= put_user(stat->mode, &statbuf->st_mode); |