| From | Vikas Shivappa <> | Subject | [PATCH 02/21] x86/intel_rdt: Fix memory leak during mount | Date | Mon, 26 Jun 2017 11:55:49 -0700 |
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If mount fails, the kn_info directory is not freed causing memory leak. Fix the leak by freeing kn_info when mount fails.
Signed-off-by: Vikas Shivappa <vikas.shivappa@linux.intel.com> --- arch/x86/kernel/cpu/intel_rdt_rdtgroup.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c index f5af0cc..9257bd9 100644 --- a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c +++ b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c @@ -856,11 +856,13 @@ static struct dentry *rdt_mount(struct file_system_type *fs_type, dentry = kernfs_mount(fs_type, flags, rdt_root, RDTGROUP_SUPER_MAGIC, NULL); if (IS_ERR(dentry)) - goto out_cdp; + goto out_destroy; static_branch_enable(&rdt_enable_key); goto out; +out_destroy: + kernfs_remove(kn_info); out_cdp: cdp_disable(); out: -- 1.9.1
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