From: "Gabriel A. Devenyi" <ace@staticwave.ca>
To: linux-kernel@vger.kernel.org
Subject: [RESEND] [PATCH] drivers/char/keyboard.c unsigned comparison
Date: Sat, 12 Nov 2005 16:00:10 -0500 [thread overview]
Message-ID: <200511121600.10888.ace@staticwave.ca> (raw)
keycode is a checked for a value less than zero, but is defined as an unsigned int, and is only called in one place in the kernel, and passed a unsigned int, so this comparison is bogus.
Thanks to LinuxICC (http://linuxicc.sf.net)
This patch applies to Linus' git tree as of 12.11.2005
Signed-off-by: Gabriel A. Devenyi <ace@staticwave.ca>
diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c
index 449d029..6e991ea 100644
--- a/drivers/char/keyboard.c
+++ b/drivers/char/keyboard.c
@@ -198,7 +198,7 @@ int setkeycode(unsigned int scancode, un
if (scancode >= dev->keycodemax)
return -EINVAL;
- if (keycode < 0 || keycode > KEY_MAX)
+ if (keycode > KEY_MAX)
return -EINVAL;
if (dev->keycodesize < sizeof(keycode) && (keycode >> (dev->keycodesize * 8)))
return -EINVAL;
--
Gabriel A. Devenyi
ace@staticwave.ca
reply other threads:[~2005-11-12 21:00 UTC|newest]
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