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Merge tag 'char-misc-4.12-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

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Pull char/misc driver fixes from Greg KH:
 "Here are some small driver fixes for 4.12-rc5. Nothing major here,
  just some small bugfixes found by people testing, and a MAINTAINERS
  file update for the genwqe driver.

  All have been in linux-next with no reported issues"

[ The cxl driver fix came in through the powerpc tree earlier ]

* tag 'char-misc-4.12-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  cxl: Avoid double free_irq() for psl,slice interrupts
  mei: make sysfs modalias format similar as uevent modalias
  drivers: char: mem: Fix wraparound check to allow mappings up to the end
  MAINTAINERS: Change maintainer of genwqe driver
  goldfish_pipe: use GFP_ATOMIC under spin lock
  firmware: vpd: do not leak kobjects
  firmware: vpd: avoid potential use-after-free when destroying section
  firmware: vpd: do not leave freed section attributes to the list
This commit is contained in:
Linus Torvalds
2017-06-11 11:29:15 -07:00
parent 21c9eb7ca3 ed45509b55
commit 9cd9cb0ba3
5 changed files with 10 additions and 8 deletions
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8
drivers/firmware/google/vpd.c
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@@ -136,12 +136,12 @@ static int vpd_section_attrib_add(const u8 *key, s32 key_len,
info->value = value;
INIT_LIST_HEAD(&info->list);
list_add_tail(&info->list, &sec->attribs);
ret = sysfs_create_bin_file(sec->kobj, &info->bin_attr);
if (ret)
goto free_info_key;
list_add_tail(&info->list, &sec->attribs);
return 0;
free_info_key:
@@ -158,8 +158,8 @@ static void vpd_section_attrib_destroy(struct vpd_section *sec)
struct vpd_attrib_info *temp;
list_for_each_entry_safe(info, temp, &sec->attribs, list) {
kfree(info->key);
sysfs_remove_bin_file(sec->kobj, &info->bin_attr);
kfree(info->key);
kfree(info);
}
}
@@ -244,7 +244,7 @@ static int vpd_section_destroy(struct vpd_section *sec)
{
if (sec->enabled) {
vpd_section_attrib_destroy(sec);
kobject_del(sec->kobj);
kobject_put(sec->kobj);
sysfs_remove_bin_file(vpd_kobj, &sec->bin_attr);
kfree(sec->raw_name);
iounmap(sec->baseaddr);
@@ -331,7 +331,7 @@ static void __exit vpd_platform_exit(void)
{
vpd_section_destroy(&ro_vpd);
vpd_section_destroy(&rw_vpd);
kobject_del(vpd_kobj);
kobject_put(vpd_kobj);
}
module_init(vpd_platform_init);