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omap_hsmmc: fix NULL pointer dereference 

Do not call 'mmc_omap_xfer_done()' if the request is already done.

Signed-off-by: Jarkko Lavinen <jarkko.lavinen@nokia.com>
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
Acked-by: Matt Fleming <matt@console-pimps.org>
Cc: Ian Molton <ian@mnementh.co.uk>
Cc: "Roberto A. Foglietta" <roberto.foglietta@gmail.com>
Cc: Jarkko Lavinen <jarkko.lavinen@nokia.com>
Cc: Denis Karpov <ext-denis.2.karpov@nokia.com>
Cc: Pierre Ossman <pierre@ossman.eu>
Cc: Philip Langdale <philipl@overt.org>
Cc: "Madhusudhan" <madhu.cr@ti.com>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jarkko Lavinen 2009-09-22 16:44:54 -07:00 committed by Linus Torvalds
parent 13189e78ca
commit 0a40e64786
1 changed files with 1 additions and 1 deletions
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2
drivers/mmc/host/omap_hsmmc.c
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@ -677,7 +677,7 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
if (end_cmd || ((status & CC) && host->cmd))
mmc_omap_cmd_done(host, host->cmd);
if (end_trans || (status & TC))
if ((end_trans || (status & TC)) && host->mrq)
mmc_omap_xfer_done(host, data);
return IRQ_HANDLED;