Changeset 5aa06ad in mainline

Timestamp:

2018-11-25T16:40:06Z (6 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

b501de7, f6ce093

Parents:

a01f732

Message:

Give a dev reference to driver_reassign_fibril()

driver_reassign_fibril() is expecting an extra reference to dev and
drops this reference when finished, so we better give it one.

File:

• uspace/srv/devman/driver.c (modified) (1 diff)

uspace/srv/devman/driver.c

@@ -462 +462 @@
                         list_remove(&dev->driver_devices);
                         fibril_mutex_unlock(&driver->driver_mutex);
+                        /* Give an extra reference to driver_reassign_fibril */
+                        dev_add_ref(dev);
                         fid_t fid = fibril_create(driver_reassign_fibril, dev);
                         if (fid == 0) {
                                 log_msg(LOG_DEFAULT, LVL_ERROR,
                                     "Error creating fibril to assign driver.");
+                                dev_del_ref(dev);
                         }
                         fibril_add_ready(fid);