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authorKees Cook <keescook@chromium.org>2013-07-03 15:04:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 16:07:41 -0700
commit02aa2a37636c8fa4fb9322d91be46ff8225b7de0 (patch)
tree97c93d17cfcad186d229ef76f96de709eddfea8c /drivers/video
parent096a8aac6bf4a5a0b2ef812ad76d056bbf3fb2af (diff)
drivers: avoid format string in dev_set_name
Calling dev_set_name with a single paramter causes it to be handled as a format string. Many callers are passing potentially dynamic string content, so use "%s" in those cases to avoid any potential accidents, including wrappers like device_create*() and bdi_register(). Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/backlight/backlight.c2
-rw-r--r--drivers/video/backlight/lcd.c2
-rw-r--r--drivers/video/output.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c
index c74e7aa4673..e3c27908325 100644
--- a/drivers/video/backlight/backlight.c
+++ b/drivers/video/backlight/backlight.c
@@ -304,7 +304,7 @@ struct backlight_device *backlight_device_register(const char *name,
new_bd->dev.class = backlight_class;
new_bd->dev.parent = parent;
new_bd->dev.release = bl_device_release;
- dev_set_name(&new_bd->dev, name);
+ dev_set_name(&new_bd->dev, "%s", name);
dev_set_drvdata(&new_bd->dev, devdata);
/* Set default properties */
diff --git a/drivers/video/backlight/lcd.c b/drivers/video/backlight/lcd.c
index 34fb6bd798c..3649fd9ddb3 100644
--- a/drivers/video/backlight/lcd.c
+++ b/drivers/video/backlight/lcd.c
@@ -219,7 +219,7 @@ struct lcd_device *lcd_device_register(const char *name, struct device *parent,
new_ld->dev.class = lcd_class;
new_ld->dev.parent = parent;
new_ld->dev.release = lcd_device_release;
- dev_set_name(&new_ld->dev, name);
+ dev_set_name(&new_ld->dev, "%s", name);
dev_set_drvdata(&new_ld->dev, devdata);
rc = device_register(&new_ld->dev);
diff --git a/drivers/video/output.c b/drivers/video/output.c
index 0d6f2cda936..6285b971845 100644
--- a/drivers/video/output.c
+++ b/drivers/video/output.c
@@ -97,7 +97,7 @@ struct output_device *video_output_register(const char *name,
new_dev->props = op;
new_dev->dev.class = &video_output_class;
new_dev->dev.parent = dev;
- dev_set_name(&new_dev->dev, name);
+ dev_set_name(&new_dev->dev, "%s", name);
dev_set_drvdata(&new_dev->dev, devdata);
ret_code = device_register(&new_dev->dev);
if (ret_code) {