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Diffstat (limited to '')
| -rw-r--r-- | mm/swapfile.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/swapfile.c b/mm/swapfile.c index dae42f380d6e..fafc26d1b1dc 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -2022,6 +2022,9 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags) struct page *page = NULL; struct inode *inode = NULL; + if (swap_flags & ~SWAP_FLAGS_VALID) + return -EINVAL; + if (!capable(CAP_SYS_ADMIN)) return -EPERM; |