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gentoo-overlay/app-emulation/vmware-modules/files/271-3.10-02-getname.patch

25 lines
729 B

uses __getname/__putname instead of getname. getname was deprecated
the new code calls __getname (which really is a specific type of
memory allocator, then copies the string safely from user space
into the allocated buffer
--- vmblock-only/linux/control.c 2014-03-15 15:28:40.871076076 +0100
+++ vmblock-only/linux/control.c.new 2014-03-15 15:29:15.079074439 +0100
@@ -279,11 +279,17 @@
int i;
int retval;
- name = getname(buf);
+ name = __getname();
if (IS_ERR(name)) {
return PTR_ERR(name);
}
+ i = strncpy_from_user(name, buf, PATH_MAX);
+ if (i < 0 || i == PATH_MAX) {
+ __putname(name);
+ return -EINVAL;
+ }
+
for (i = strlen(name) - 1; i >= 0 && name[i] == '/'; i--) {