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authorLen Brown <len.brown@intel.com>2011-03-23 02:33:54 -0400
committerLen Brown <len.brown@intel.com>2011-03-23 02:33:54 -0400
commit5c129a8600100a5d0f5fdbc1014c5dba1d307bc4 (patch)
tree9877a14b49cff43d0ba10c12f407ec551c77daa5 /fs/open.c
parent797b10a07069e153d41aedb4ae8e76660279e2ee (diff)
parent521cb40b0c44418a4fd36dc633f575813d59a43d (diff)
Merge commit 'v2.6.38' into release
Diffstat (limited to 'fs/open.c')
-rw-r--r--fs/open.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/open.c b/fs/open.c
index 5a2c6ebc22b..b47aab39c05 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -233,6 +233,14 @@ int do_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
if (!(file->f_mode & FMODE_WRITE))
return -EBADF;
+
+ /* It's not possible punch hole on append only file */
+ if (mode & FALLOC_FL_PUNCH_HOLE && IS_APPEND(inode))
+ return -EPERM;
+
+ if (IS_IMMUTABLE(inode))
+ return -EPERM;
+
/*
* Revalidate the write permissions, in case security policy has
* changed since the files were opened.