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| author | Kees Cook <keescook@chromium.org> | 2017-03-03 17:45:38 -0800 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2017-03-07 08:21:38 -0800 |
| commit | 1344dd86f35c7669c94aceb2273676e356cff848 (patch) | |
| tree | f3d03fec8d2693cd9704514d645c81bde6db6312 /fs/pstore | |
| parent | 6330d5534786d5315d56d558aa6d20740f97d80a (diff) | |
| download | linux-1344dd86f35c7669c94aceb2273676e356cff848.tar.bz2 | |
pstore: Avoid race in module unloading
Technically, it might be possible for struct pstore_info to go out of
scope after the module_put(), so report the backend name first.
Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'fs/pstore')
| -rw-r--r-- | fs/pstore/platform.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c index 074fe85a2078..d69ef8a840b9 100644 --- a/fs/pstore/platform.c +++ b/fs/pstore/platform.c @@ -722,10 +722,10 @@ int pstore_register(struct pstore_info *psi) */ backend = psi->name; - module_put(owner); - pr_info("Registered %s as persistent store backend\n", psi->name); + module_put(owner); + return 0; } EXPORT_SYMBOL_GPL(pstore_register); |