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authorJan Beulich <JBeulich@novell.com>2011-03-31 00:01:58 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2011-03-31 00:04:52 -0700
commit708748670c7c6dd5bd3b141473086e6937e72737 (patch)
treeb996c9882f948196913fd24d43470c68e54575cb
parent799a2a215ed7f9398a8d528767e64b8e39904105 (diff)
downloadlinux-708748670c7c6dd5bd3b141473086e6937e72737.tar.gz
Input: synaptics - fix crash in synaptics_module_init()
'struct dmi_system_id' arrays must always have a terminator to keep
dmi_check_system() from looking at data (and possibly crashing) it
isn't supposed to look at.

The issue went unnoticed until ef8313bb1a22e7d2125d9d758aa8a81f1de91d81,
but was introduced about a year earlier with
7705d548cbe33f18ea7713b9a07aa11047aaeca4 (which also similarly changed
lifebook.c, but the problem there got eliminated shortly afterwards).

The first hunk therefore is a stable candidate back to 2.6.33, while
the full change is needed only on 2.6.38.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Cc: stable@kernel.org
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
-rw-r--r--drivers/input/mouse/synaptics.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index aa186cf6c514..e06e045bf907 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -836,8 +836,8 @@ static const struct dmi_system_id __initconst toshiba_dmi_table[] = {
 		},
 
 	},
-	{ }
 #endif
+	{ }
 };
 
 static bool broken_olpc_ec;
@@ -851,8 +851,8 @@ static const struct dmi_system_id __initconst olpc_dmi_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "XO"),
 		},
 	},
-	{ }
 #endif
+	{ }
 };
 
 void __init synaptics_module_init(void)