diff options
Diffstat (limited to 'drivers/base/devres.c')
| -rw-r--r-- | drivers/base/devres.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/base/devres.c b/drivers/base/devres.c index d8a733ea5e1a..ff55e1bcfa30 100644 --- a/drivers/base/devres.c +++ b/drivers/base/devres.c @@ -759,6 +759,17 @@ int __devm_add_action(struct device *dev, void (*action)(void *), void *data, co } EXPORT_SYMBOL_GPL(__devm_add_action); +bool devm_is_action_added(struct device *dev, void (*action)(void *), void *data) +{ + struct action_devres devres = { + .data = data, + .action = action, + }; + + return devres_find(dev, devm_action_release, devm_action_match, &devres); +} +EXPORT_SYMBOL_GPL(devm_is_action_added); + /** * devm_remove_action_nowarn() - removes previously added custom action * @dev: Device that owns the action @@ -976,17 +987,10 @@ EXPORT_SYMBOL_GPL(devm_krealloc); */ char *devm_kstrdup(struct device *dev, const char *s, gfp_t gfp) { - size_t size; - char *buf; - if (!s) return NULL; - size = strlen(s) + 1; - buf = devm_kmalloc(dev, size, gfp); - if (buf) - memcpy(buf, s, size); - return buf; + return devm_kmemdup(dev, s, strlen(s) + 1, gfp); } EXPORT_SYMBOL_GPL(devm_kstrdup); |