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| author | James Morris <jmorris@namei.org> | 2008-12-04 17:16:36 +1100 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2008-12-04 17:16:36 +1100 |
| commit | ec98ce480ada787f2cfbd696980ff3564415505b (patch) | |
| tree | 1a4d644b38f9f1e4b4e086fde0b195df4a92cf84 /mm/backing-dev.c | |
| parent | 3496f92beb9aa99ef21fccc154a36c7698e9c538 (diff) | |
| parent | feaf3848a813a106f163013af6fcf6c4bfec92d9 (diff) | |
Merge branch 'master' into next
Conflicts:
fs/nfsd/nfs4recover.c
Manually fixed above to use new creds API functions, e.g.
nfs4_save_creds().
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'mm/backing-dev.c')
| -rw-r--r-- | mm/backing-dev.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index f2e574dbc300..2a56124dbc28 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -176,6 +176,9 @@ int bdi_register(struct backing_dev_info *bdi, struct device *parent, int ret = 0; struct device *dev; + if (WARN_ON(bdi->dev)) + goto exit; + va_start(args, fmt); dev = device_create_vargs(bdi_class, parent, MKDEV(0, 0), bdi, fmt, args); va_end(args); |