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>
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@ -677,7 +677,7 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
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if (end_cmd || ((status & CC) && host->cmd))
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mmc_omap_cmd_done(host, host->cmd);
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if (end_trans || (status & TC))
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if ((end_trans || (status & TC)) && host->mrq)
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mmc_omap_xfer_done(host, data);
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return IRQ_HANDLED;
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