[PATCH 1/1] mmc: core: fix build warning

Ulf Hansson ulf.hansson at linaro.org
Wed Oct 30 10:55:32 EDT 2013



Dong Aisheng <b29396 at freescale.com> skrev:
>drivers/mmc/core/mmc_ops.c: In function '__mmc_switch':
>drivers/mmc/core/mmc_ops.c:484:11: warning: 'status' may be used
>uninitialized in this function [-Wuninitialized]
>
>Signed-off-by: Dong Aisheng <b29396 at freescale.com>

Hi Dong,

I have already sent a patch for this, it was more or less me causing it.:-)

Kind regards
Ulf Hansson
>---
> drivers/mmc/core/mmc_ops.c |    2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
>diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c
>index aae8d8b..651260c 100644
>--- a/drivers/mmc/core/mmc_ops.c
>+++ b/drivers/mmc/core/mmc_ops.c
>@@ -414,7 +414,7 @@ int __mmc_switch(struct mmc_card *card, u8 set, u8
>index, u8 value,
> 	int err;
> 	struct mmc_command cmd = {0};
> 	unsigned long timeout;
>-	u32 status;
>+	u32 uninitialized_var(status);
> 	bool ignore_crc = false;
> 
> 	BUG_ON(!card);




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