leaking_addresses: check if file name contains address

Sometimes files may be created by using output from printk.  As the scan
traverses the directory tree we should parse each path name and check if
it is leaking an address.

Add check for leaking address on each path name.

Suggested-by: Tycho Andersen <tycho@tycho.ws>
Acked-by: Tycho Andersen <tycho@tycho.ws>
Signed-off-by: Tobin C. Harding <me@tobin.cc>
This commit is contained in:
Tobin C. Harding 2018-03-02 08:49:55 +11:00
parent 2306a67745
commit c73dff595f
1 changed files with 12 additions and 0 deletions

View File

@ -463,6 +463,16 @@ sub parse_file
close $fh;
}
# Checks if the actual path name is leaking a kernel address.
sub check_path_for_leaks
{
my ($path) = @_;
if (may_leak_address($path)) {
printf("Path name may contain address: $path\n");
}
}
# Recursively walk directory tree.
sub walk
{
@ -485,6 +495,8 @@ sub walk
next if (skip($path));
check_path_for_leaks($path);
if (-d $path) {
push @dirs, $path;
next;