diff options
| author | Grant Likely <grant.likely@secretlab.ca> | 2011-01-14 12:09:49 -0700 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2011-01-14 12:09:49 -0700 |
| commit | 42a9fa9957e369240936891c9a521ab671eed4e7 (patch) | |
| tree | 7a9367594a367085c6a4a4433f687ec5c8dac8b7 /fs/open.c | |
| parent | 5f35765d836befebdfabf745fdbf2e070c887fac (diff) | |
| parent | c289ef41431144a538b5fb5f94fc83c81b3020e2 (diff) | |
Merge branch 'devicetree/next' into spi/next
Diffstat (limited to 'fs/open.c')
| -rw-r--r-- | fs/open.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/open.c b/fs/open.c index 4197b9ed023..5b6ef7e2859 100644 --- a/fs/open.c +++ b/fs/open.c @@ -223,7 +223,12 @@ int do_fallocate(struct file *file, int mode, loff_t offset, loff_t len) return -EINVAL; /* Return error if mode is not supported */ - if (mode && !(mode & FALLOC_FL_KEEP_SIZE)) + if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE)) + return -EOPNOTSUPP; + + /* Punch hole must have keep size set */ + if ((mode & FALLOC_FL_PUNCH_HOLE) && + !(mode & FALLOC_FL_KEEP_SIZE)) return -EOPNOTSUPP; if (!(file->f_mode & FMODE_WRITE)) |