Re: [PATCH 13/32] tools:iio:iio_utils: check amount of matches

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On 31/05/15 13:39, Hartmut Knaack wrote:
> fscanf() usually returns the number of input items successfully matched
> and assigned, which can be fewer than provided (or even zero).
> Add a check in iioutils_get_type() to make sure all items are matched.
> 
> Signed-off-by: Hartmut Knaack <knaack.h@xxxxxx>
Applied.
> ---
>  tools/iio/iio_utils.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/tools/iio/iio_utils.c b/tools/iio/iio_utils.c
> index f12bc2e..c5b4136 100644
> --- a/tools/iio/iio_utils.c
> +++ b/tools/iio/iio_utils.c
> @@ -144,6 +144,10 @@ int iioutils_get_type(unsigned *is_signed,
>  				ret = -errno;
>  				printf("failed to pass scan type description\n");
>  				goto error_close_sysfsfp;
> +			} else if (ret != 5) {
> +				ret = -EIO;
> +				printf("scan type description didn't match\n");
> +				goto error_close_sysfsfp;
>  			}
>  			*be = (endianchar == 'b');
>  			*bytes = padint / 8;
> 

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