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authorArd Biesheuvel <ardb@kernel.org>2020-05-22 18:15:49 +0200
committerArd Biesheuvel <ardb@kernel.org>2020-05-22 18:19:06 +0200
commitd8bd8c6e2cfab8b78b537715255be8d7557791c0 (patch)
tree2a37490a93705a81c7c17aeb75b1270715099b1f /drivers/firmware
parent27cd5511feffea3956d081585316272795e45bce (diff)
efi/efivars: Add missing kobject_put() in sysfs entry creation error path
The documentation provided by kobject_init_and_add() clearly spells out the need to call kobject_put() on the kobject if an error is returned. Add this missing call to the error path. Cc: <stable@vger.kernel.org> Reported-by: 亿一 <teroincn@gmail.com> Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Diffstat (limited to 'drivers/firmware')
-rw-r--r--drivers/firmware/efi/efivars.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/firmware/efi/efivars.c b/drivers/firmware/efi/efivars.c
index 78ad1ba8c987..26528a46d99e 100644
--- a/drivers/firmware/efi/efivars.c
+++ b/drivers/firmware/efi/efivars.c
@@ -522,8 +522,10 @@ efivar_create_sysfs_entry(struct efivar_entry *new_var)
ret = kobject_init_and_add(&new_var->kobj, &efivar_ktype,
NULL, "%s", short_name);
kfree(short_name);
- if (ret)
+ if (ret) {
+ kobject_put(&new_var->kobj);
return ret;
+ }
kobject_uevent(&new_var->kobj, KOBJ_ADD);
if (efivar_entry_add(new_var, &efivar_sysfs_list)) {