[PATCH v2 13/15] staging: fbtft: Corrects long index line - Style

["Leonardo Brás" <leobras.c@gmail.com>]

Avoids a very long line of index, improving readability.

Signed-off-by: Leonardo Brás <leobras.c@gmail.com>
---
 drivers/staging/fbtft/fbtft-sysfs.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/fbtft/fbtft-sysfs.c b/drivers/staging/fbtft/fbtft-sysfs.c
index 2a5c630dab87..9caeb9ceb008 100644
--- a/drivers/staging/fbtft/fbtft-sysfs.c
+++ b/drivers/staging/fbtft/fbtft-sysfs.c
@@ -25,6 +25,7 @@ int fbtft_gamma_parse_str(struct fbtft_par *par, u32 *curves,
 	unsigned long val = 0;
 	int ret = 0;
 	int curve_counter, value_counter;
+	unsigned long idx;
 
 	fbtft_par_dbg(DEBUG_SYSFS, par, "%s() str=\n", __func__);
 
@@ -68,7 +69,10 @@ int fbtft_gamma_parse_str(struct fbtft_par *par, u32 *curves,
 			ret = get_next_ulong(&curve_p, &val, " ", 16);
 			if (ret)
 				goto out;
-			curves[curve_counter * par->gamma.num_values + value_counter] = val;
+			idx = curve_counter * par->gamma.num_values +
+			      value_counter;
+			curves[idx] = val;
 			value_counter++;
 		}
 		if (value_counter != par->gamma.num_values) {
-- 
2.18.0