Re: [patch] mmc: omap_hsmmc: precedence bug in omap_hsmmc_context_restore()

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On Thursday 22 August 2013 06:26 PM, Dan Carpenter wrote:
'!' has higher precedence than '&' so this doesn't work as intended
although since RESETDONE is 1 it would work if none of the other bits
are set.

Hi Dan,

Thanks for the patch, Indeed other bits are reserved.
however ...

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
Untested.

diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 1865321..7346b15 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -612,7 +612,7 @@ static int omap_hsmmc_context_restore(struct omap_hsmmc_host *host)
  	if (host->context_loss == context_loss)
  		return 1;

-	if (!OMAP_HSMMC_READ(host->base, SYSSTATUS) & RESETDONE)
+	if (!(OMAP_HSMMC_READ(host->base, SYSSTATUS) & RESETDONE))
  		return 1;

This check is unnecessary, will send a patch to remove this.

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