diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/firewire/core-card.c | 13 | ||||
| -rw-r--r-- | drivers/firewire/core-transaction.c | 2 | ||||
| -rw-r--r-- | drivers/firewire/core.h | 14 | ||||
| -rw-r--r-- | drivers/firewire/ohci.c | 4 | ||||
| -rw-r--r-- | drivers/firewire/sbp2.c | 16 | ||||
| -rw-r--r-- | drivers/ieee1394/raw1394.c | 4 | ||||
| -rw-r--r-- | drivers/ieee1394/sbp2.c | 3 |
7 files changed, 34 insertions, 22 deletions
diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c index f74edae5cb4..e4864e894e4 100644 --- a/drivers/firewire/core-card.c +++ b/drivers/firewire/core-card.c @@ -444,16 +444,13 @@ int fw_card_add(struct fw_card *card, card->guid = guid; mutex_lock(&card_mutex); - config_rom = generate_config_rom(card, &length); - list_add_tail(&card->link, &card_list); - mutex_unlock(&card_mutex); + config_rom = generate_config_rom(card, &length); ret = card->driver->enable(card, config_rom, length); - if (ret < 0) { - mutex_lock(&card_mutex); - list_del(&card->link); - mutex_unlock(&card_mutex); - } + if (ret == 0) + list_add_tail(&card->link, &card_list); + + mutex_unlock(&card_mutex); return ret; } diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c index 479b22f5a1e..da628c72a46 100644 --- a/drivers/firewire/core-transaction.c +++ b/drivers/firewire/core-transaction.c @@ -834,7 +834,7 @@ static void handle_topology_map(struct fw_card *card, struct fw_request *request } static struct fw_address_handler topology_map = { - .length = 0x200, + .length = 0x400, .address_callback = handle_topology_map, }; diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h index 6052816be35..7ff6e758515 100644 --- a/drivers/firewire/core.h +++ b/drivers/firewire/core.h @@ -96,6 +96,20 @@ int fw_core_initiate_bus_reset(struct fw_card *card, int short_reset); int fw_compute_block_crc(u32 *block); void fw_schedule_bm_work(struct fw_card *card, unsigned long delay); +static inline struct fw_card *fw_card_get(struct fw_card *card) +{ + kref_get(&card->kref); + + return card; +} + +void fw_card_release(struct kref *kref); + +static inline void fw_card_put(struct fw_card *card) +{ + kref_put(&card->kref, fw_card_release); +} + /* -cdev */ diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c index 76b321bb73f..5d524254499 100644 --- a/drivers/firewire/ohci.c +++ b/drivers/firewire/ohci.c @@ -1279,8 +1279,8 @@ static void bus_reset_tasklet(unsigned long data) * the inverted quadlets and a header quadlet, we shift one * bit extra to get the actual number of self IDs. */ - self_id_count = (reg >> 3) & 0x3ff; - if (self_id_count == 0) { + self_id_count = (reg >> 3) & 0xff; + if (self_id_count == 0 || self_id_count > 252) { fw_notify("inconsistent self IDs\n"); return; } diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c index e5df822a813..50f0176de61 100644 --- a/drivers/firewire/sbp2.c +++ b/drivers/firewire/sbp2.c @@ -354,8 +354,7 @@ static const struct { /* DViCO Momobay FX-3A with TSB42AA9A bridge */ { .firmware_revision = 0x002800, .model = 0x000000, - .workarounds = SBP2_WORKAROUND_DELAY_INQUIRY | - SBP2_WORKAROUND_POWER_CONDITION, + .workarounds = SBP2_WORKAROUND_POWER_CONDITION, }, /* Initio bridges, actually only needed for some older ones */ { .firmware_revision = 0x000200, @@ -425,19 +424,20 @@ static void sbp2_status_write(struct fw_card *card, struct fw_request *request, struct sbp2_logical_unit *lu = callback_data; struct sbp2_orb *orb; struct sbp2_status status; - size_t header_size; unsigned long flags; if (tcode != TCODE_WRITE_BLOCK_REQUEST || - length == 0 || length > sizeof(status)) { + length < 8 || length > sizeof(status)) { fw_send_response(card, request, RCODE_TYPE_ERROR); return; } - header_size = min(length, 2 * sizeof(u32)); - fw_memcpy_from_be32(&status, payload, header_size); - if (length > header_size) - memcpy(status.data, payload + 8, length - header_size); + status.status = be32_to_cpup(payload); + status.orb_low = be32_to_cpup(payload + 4); + memset(status.data, 0, sizeof(status.data)); + if (length > 8) + memcpy(status.data, payload + 8, length - 8); + if (STATUS_GET_SOURCE(status) == 2 || STATUS_GET_SOURCE(status) == 3) { fw_notify("non-orb related status write, not handled\n"); fw_send_response(card, request, RCODE_COMPLETE); diff --git a/drivers/ieee1394/raw1394.c b/drivers/ieee1394/raw1394.c index da5f8829b50..0bc3d78ce7b 100644 --- a/drivers/ieee1394/raw1394.c +++ b/drivers/ieee1394/raw1394.c @@ -2272,8 +2272,10 @@ static ssize_t raw1394_write(struct file *file, const char __user * buffer, return -EFAULT; } - if (!mutex_trylock(&fi->state_mutex)) + if (!mutex_trylock(&fi->state_mutex)) { + free_pending_request(req); return -EAGAIN; + } switch (fi->state) { case opened: diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c index 52b25f8b111..f199896c411 100644 --- a/drivers/ieee1394/sbp2.c +++ b/drivers/ieee1394/sbp2.c @@ -372,8 +372,7 @@ static const struct { /* DViCO Momobay FX-3A with TSB42AA9A bridge */ { .firmware_revision = 0x002800, .model = 0x000000, - .workarounds = SBP2_WORKAROUND_DELAY_INQUIRY | - SBP2_WORKAROUND_POWER_CONDITION, + .workarounds = SBP2_WORKAROUND_POWER_CONDITION, }, /* Initio bridges, actually only needed for some older ones */ { .firmware_revision = 0x000200, |