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linux-sg2042
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firewire: core: Remove card from list of cards when enable fails 

Signed-off-by: Petr Vandrovec <petr@vandrovec.name>

After a controller initialization failure, addition of another card got
stuck due to card_list corruption.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
This commit is contained in:
Petr Vandrovec 2009-02-01 01:29:35 -08:00 committed by Stefan Richter
parent 1448d7c6a2
commit b7479febde
1 changed files with 8 additions and 1 deletions
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9
drivers/firewire/fw-card.c
View File

@ -412,6 +412,7 @@ fw_card_add(struct fw_card *card,
{
u32 *config_rom;
size_t length;
int err;
card->max_receive = max_receive;
card->link_speed = link_speed;
@ -422,7 +423,13 @@ fw_card_add(struct fw_card *card,
list_add_tail(&card->link, &card_list);
mutex_unlock(&card_mutex);
return card->driver->enable(card, config_rom, length);
err = card->driver->enable(card, config_rom, length);
if (err < 0) {
mutex_lock(&card_mutex);
list_del(&card->link);
mutex_unlock(&card_mutex);
}
return err;
}
EXPORT_SYMBOL(fw_card_add);