[PATCH] mtd-core: fix compiler warning

[Sascha Hauer]

On Wed, Jan 16, 2013 at 10:06:35PM +0100, Alexander Aring wrote:
> Got this compile warning if MTD_WRITE support isn't set.
> 
> drivers/mtd/core.c: In function 'mtd_ioctl':
> drivers/mtd/core.c:117:26: warning: unused variable 'ei' [-Wunused-variable]
> 
> Add a #ifdef to declaration of variable 'ei' to solve it.
> 
> Signed-off-by: Alexander Aring <alex.aring at gmail.com>

Applied, thanks

Sascha

> ---
>  drivers/mtd/core.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/mtd/core.c b/drivers/mtd/core.c
> index af6e195..070fda6 100644
> --- a/drivers/mtd/core.c
> +++ b/drivers/mtd/core.c
> @@ -114,7 +114,9 @@ int mtd_ioctl(struct cdev *cdev, int request, void *buf)
>  	struct mtd_ecc_stats *ecc = buf;
>  #endif
>  	struct region_info_user *reg = buf;
> +#ifdef CONFIG_MTD_WRITE
>  	struct erase_info_user *ei = buf;
> +#endif
>  	loff_t *offset = buf;
>  
>  	switch (request) {
> -- 
> 1.8.1
> 
> 
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