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-rw-r--r--fs/open.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/open.c b/fs/open.c
index adf3420..7b823da 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -263,6 +263,13 @@ int do_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
return -EPERM;
/*
+ * We can not allow to do any fallocate operation on an active
+ * swapfile
+ */
+ if (IS_SWAPFILE(inode))
+ ret = -ETXTBSY;
+
+ /*
* Revalidate the write permissions, in case security policy has
* changed since the files were opened.
*/
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