134 	struct kobj_uevent_env *env;  in kobject_uevent_env()  local
194 	env = kzalloc(sizeof(struct kobj_uevent_env), GFP_KERNEL);  in kobject_uevent_env()
195 	if (!env)  in kobject_uevent_env()
206 	retval = add_uevent_var(env, "ACTION=%s", action_string);  in kobject_uevent_env()
209 	retval = add_uevent_var(env, "DEVPATH=%s", devpath);  in kobject_uevent_env()
212 	retval = add_uevent_var(env, "SUBSYSTEM=%s", subsystem);  in kobject_uevent_env()
219 			retval = add_uevent_var(env, "%s", envp_ext[i]);  in kobject_uevent_env()
227 		retval = uevent_ops->uevent(kset, kobj, env);  in kobject_uevent_env()
249 	retval = add_uevent_var(env, "SEQNUM=%llu", (unsigned long long)++uevent_seqnum);  in kobject_uevent_env()
267 		skb = alloc_skb(len + env->buflen, GFP_KERNEL);  in kobject_uevent_env()
276 			for (i = 0; i < env->envp_idx; i++) {  in kobject_uevent_env()
277 				len = strlen(env->envp[i]) + 1;  in kobject_uevent_env()
279 				strcpy(scratch, env->envp[i]);  in kobject_uevent_env()
303 		retval = add_uevent_var(env, "HOME=/");  in kobject_uevent_env()
306 		retval = add_uevent_var(env,  in kobject_uevent_env()
312 					     env->envp, UMH_WAIT_EXEC);  in kobject_uevent_env()
317 	kfree(env);  in kobject_uevent_env()
345 int add_uevent_var(struct kobj_uevent_env *env, const char *format, ...)  in add_uevent_var()  argument
350 	if (env->envp_idx >= ARRAY_SIZE(env->envp)) {  in add_uevent_var()
356 	len = vsnprintf(&env->buf[env->buflen],  in add_uevent_var()
357 			sizeof(env->buf) - env->buflen,  in add_uevent_var()
361 	if (len >= (sizeof(env->buf) - env->buflen)) {  in add_uevent_var()
366 	env->envp[env->envp_idx++] = &env->buf[env->buflen];  in add_uevent_var()
367 	env->buflen += len + 1;  in add_uevent_var()