[PATCH 1/2] intel_rdt: fix a build warnning

From	Shaohua Li <shli@fb.com>
Newsgroups	linux.kernel
Subject	[PATCH 1/2] intel_rdt: fix a build warnning
Date	2016-11-03 22:10 +0100
Message-ID	<szxqN-KH-11@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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gcc complains:
"warning: ‘dentry’ may be used uninitialized in this function"

Signed-off-by: Shaohua Li <shli@fb.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 a90ad22..e66c7a5 100644
--- a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c
+++ b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c
@@ -691,8 +691,10 @@ static struct dentry *rdt_mount(struct file_system_type *fs_type,
 	closid_init();
 
 	ret = rdtgroup_create_info_dir(rdtgroup_default.kn);
-	if (ret)
+	if (ret) {
+		dentry = ERR_PTR(ret);
 		goto out_cdp;
+	}
 
 	dentry = kernfs_mount(fs_type, flags, rdt_root,
 			      RDTGROUP_SUPER_MAGIC, NULL);
-- 
2.9.3

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[PATCH 1/2] intel_rdt: fix a build warnning Shaohua Li <shli@fb.com> - 2016-11-03 22:10 +0100
  [PATCH 2/2] intel_rdt: export min_cbm_bits Shaohua Li <shli@fb.com> - 2016-11-03 22:10 +0100
    [tip:x86/cache] x86/intel_rdt: Export the minimum number of set  mask bits in sysfs tip-bot for Shaohua Li <tipbot@zytor.com> - 2016-11-07 13:00 +0100
  [tip:x86/cache] x86/intel_rdt: Propagate error in rdt_mount()  properly tip-bot for Shaohua Li <tipbot@zytor.com> - 2016-11-07 13:00 +0100

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