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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/staging
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/staging')
-rw-r--r--drivers/staging/android/timed_output.c2
-rw-r--r--drivers/staging/dgrp/dgrp_sysfs.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/staging/android/timed_output.c b/drivers/staging/android/timed_output.c
index ec9e2ae2de0..ee3a57f2283 100644
--- a/drivers/staging/android/timed_output.c
+++ b/drivers/staging/android/timed_output.c
@@ -78,7 +78,7 @@ int timed_output_dev_register(struct timed_output_dev *tdev)
tdev->index = atomic_inc_return(&device_count);
tdev->dev = device_create(timed_output_class, NULL,
- MKDEV(0, tdev->index), NULL, tdev->name);
+ MKDEV(0, tdev->index), NULL, "%s", tdev->name);
if (IS_ERR(tdev->dev))
return PTR_ERR(tdev->dev);
diff --git a/drivers/staging/dgrp/dgrp_sysfs.c b/drivers/staging/dgrp/dgrp_sysfs.c
index 7d1b36d1e75..8cee9c8bc38 100644
--- a/drivers/staging/dgrp/dgrp_sysfs.c
+++ b/drivers/staging/dgrp/dgrp_sysfs.c
@@ -273,7 +273,7 @@ void dgrp_create_node_class_sysfs_files(struct nd_struct *nd)
sprintf(name, "node%ld", nd->nd_major);
nd->nd_class_dev = device_create(dgrp_class, dgrp_class_nodes_dev,
- MKDEV(0, nd->nd_major), NULL, name);
+ MKDEV(0, nd->nd_major), NULL, "%s", name);
ret = sysfs_create_group(&nd->nd_class_dev->kobj,
&dgrp_node_attribute_group);