[PATCH] Input: elants_i2c - zero-extend hardware ID in firmware name

From: Dmitry Torokhov
Date: Fri Apr 17 2015 - 23:43:58 EST


Let's zero-extend hardware id number when forming firmware file name,
to avoid kernel requesting firmware like "elants_i2c_ 0.bin", which
is quite unexpected.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
---
drivers/input/touchscreen/elants_i2c.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/input/touchscreen/elants_i2c.c b/drivers/input/touchscreen/elants_i2c.c
index 43b3c9c..0efd766 100644
--- a/drivers/input/touchscreen/elants_i2c.c
+++ b/drivers/input/touchscreen/elants_i2c.c
@@ -699,7 +699,7 @@ static int elants_i2c_fw_update(struct elants_data *ts)
char *fw_name;
int error;

- fw_name = kasprintf(GFP_KERNEL, "elants_i2c_%4x.bin", ts->hw_version);
+ fw_name = kasprintf(GFP_KERNEL, "elants_i2c_%04x.bin", ts->hw_version);
if (!fw_name)
return -ENOMEM;

--
2.2.0.rc0.207.ga3a616c


--
Dmitry
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