diff options
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/kernel/linux32.c | 2 | ||||
| -rw-r--r-- | arch/mips/kernel/sysirix.c | 10 |
2 files changed, 9 insertions, 3 deletions
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c index 52cada45b35..53f4171fc18 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 11bb9717497..93c74fefff7 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; |