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au1xmmc: abort requests early if no card is present.

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Don't process an MMC request if no card is present.

Signed-off-by: Manuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Manuel Lauss 2008-06-09 08:39:11 +02:00 committed by Pierre Ossman
parent 5c0a889df5
commit 88b8d9a834
1 changed files with 7 additions and 0 deletions
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7
drivers/mmc/host/au1xmmc.c
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@ -697,6 +697,13 @@ static void au1xmmc_request(struct mmc_host* mmc, struct mmc_request* mrq)
host->mrq = mrq;
host->status = HOST_S_CMD;
/* fail request immediately if no card is present */
if (0 == au1xmmc_card_inserted(host)) {
mrq->cmd->error = -ENOMEDIUM;
au1xmmc_finish_request(host);
return;
}
if (mrq->data) {
FLUSH_FIFO(host);
ret = au1xmmc_prepare_data(host, mrq->data);