diff options
| -rw-r--r-- | pci-arbiter/pci-ops.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/pci-arbiter/pci-ops.c b/pci-arbiter/pci-ops.c index 8279540a..19aee71d 100644 --- a/pci-arbiter/pci-ops.c +++ b/pci-arbiter/pci-ops.c @@ -85,6 +85,7 @@ S_pci_conf_read (struct protid * master, int reg, char **data, error_t err; pthread_mutex_t *lock; struct pcifs_dirent *e; + size_t actual_len; if (!master) return EOPNOTSUPP; @@ -112,12 +113,12 @@ S_pci_conf_read (struct protid * master, int reg, char **data, * libnetfs which is multi-threaded. A lock is needed for arbitration. */ pthread_mutex_lock (lock); - err = pci_device_cfg_read (e->device, *data, reg, amount, NULL); + err = pci_device_cfg_read (e->device, *data, reg, amount, &actual_len); pthread_mutex_unlock (lock); if (!err) { - *datalen = amount; + *datalen = actual_len; /* Update atime */ UPDATE_TIMES (e, TOUCH_ATIME); } @@ -133,6 +134,7 @@ S_pci_conf_write (struct protid * master, int reg, char *data, size_t datalen, error_t err; pthread_mutex_t *lock; struct pcifs_dirent *e; + size_t actual_len; if (!master) return EOPNOTSUPP; @@ -149,12 +151,12 @@ S_pci_conf_write (struct protid * master, int reg, char *data, size_t datalen, return err; pthread_mutex_lock (lock); - err = pci_device_cfg_write (e->device, data, reg, datalen, NULL); + err = pci_device_cfg_write (e->device, data, reg, datalen, &actual_len); pthread_mutex_unlock (lock); if (!err) { - *amount = datalen; + *amount = actual_len; /* Update mtime and ctime */ UPDATE_TIMES (e, TOUCH_MTIME | TOUCH_CTIME); } |