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author | Jason Gerecke <killertofu@gmail.com> | 2019-08-16 15:07:15 -0700 |
---|---|---|
committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-08-20 12:03:46 -0700 |
commit | 2da9d2b5b9d64cf5228dd3fb4d1220ff3fec8440 (patch) | |
tree | 86b733ee1b61e70e32d2fe37da4368ed0d660749 | |
parent | 62c3801619e16b68a37ea899b76572145dfe41c9 (diff) | |
download | linux-2da9d2b5b9d64cf5228dd3fb4d1220ff3fec8440.tar.bz2 |
Input: wacom_w8001 - allocate additional space for 'phys'
GCC warns that the output of our call to 'snprintf' in 'w8001_connect'
may be truncated since both 'serio->phys' and 'w8001->phys' are 32 bytes
in length. Increase the amount of space allocated for the latter to
compensate.
Signed-off-by: Jason Gerecke <jason.gerecke@wacom.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
-rw-r--r-- | drivers/input/touchscreen/wacom_w8001.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/input/touchscreen/wacom_w8001.c b/drivers/input/touchscreen/wacom_w8001.c index 3715d1eace92..691285ace228 100644 --- a/drivers/input/touchscreen/wacom_w8001.c +++ b/drivers/input/touchscreen/wacom_w8001.c @@ -27,6 +27,8 @@ MODULE_AUTHOR("Jaya Kumar <jayakumar.lkml@gmail.com>"); MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL"); +#define W8001_MAX_PHYS 42 + #define W8001_MAX_LENGTH 13 #define W8001_LEAD_MASK 0x80 #define W8001_LEAD_BYTE 0x80 @@ -89,7 +91,7 @@ struct w8001 { unsigned char response_type; unsigned char response[W8001_MAX_LENGTH]; unsigned char data[W8001_MAX_LENGTH]; - char phys[32]; + char phys[W8001_MAX_PHYS]; int type; unsigned int pktlen; u16 max_touch_x; |