From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: "Pali Rohár" <pali@kernel.org>
Subject: [PATCH v1 3/4] Input: lifebook - increase size of phys
Date: Fri, 28 Feb 2025 14:07:46 +0200 [thread overview]
Message-ID: <20250228121147.242115-4-andriy.shevchenko@linux.intel.com> (raw)
In-Reply-To: <20250228121147.242115-1-andriy.shevchenko@linux.intel.com>
When creating a physical device name in the driver the snprintf() takes
an up to 32 characters argument along with the additional 8 characters
and tries to pack this into 32 bytes array. GCC complains about that
when build with `make W=1`:
drivers/input/mouse/lifebook.c:282:9: note: ‘snprintf’ output between 8 and 39 bytes into a destination of size 32
282 | snprintf(priv->phys, sizeof(priv->phys),
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
283 | "%s/input1", psmouse->ps2dev.serio->phys);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Increase the size to cover all possible cases.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/input/mouse/lifebook.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c
index 7147dacc404f..628a1b36a5da 100644
--- a/drivers/input/mouse/lifebook.c
+++ b/drivers/input/mouse/lifebook.c
@@ -21,7 +21,7 @@
struct lifebook_data {
struct input_dev *dev2; /* Relative device */
- char phys[32];
+ char phys[40];
};
static bool lifebook_present;
--
2.47.2
next prev parent reply other threads:[~2025-02-28 12:11 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-28 12:07 [PATCH v1 0/4] Input: Increase size of phys in the drivers Andy Shevchenko
2025-02-28 12:07 ` [PATCH v1 1/4] Input: ALPS - increase size of phys2 and phys3 Andy Shevchenko
2025-02-28 12:07 ` [PATCH v1 2/4] Input: atkbd - increase size of phys Andy Shevchenko
2025-02-28 12:07 ` Andy Shevchenko [this message]
2025-02-28 12:07 ` [PATCH v1 4/4] Input: psmouse " Andy Shevchenko
2025-02-28 12:52 ` [PATCH v1 0/4] Input: Increase size of phys in the drivers Andy Shevchenko
2025-03-04 12:14 ` Andy Shevchenko
2025-03-05 7:18 ` Dmitry Torokhov
2025-03-05 10:06 ` Andy Shevchenko
2025-03-26 9:48 ` Andy Shevchenko
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