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x86/sysfs: Fix off-by-one error in loop termination 

An off-by-one error in loop terminantion conditions in
create_setup_data_nodes() will lead to memory leak when
create_setup_data_node() failed.

Signed-off-by: Sean Fu <fxinrong@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1505090001-1157-1-git-send-email-fxinrong@gmail.com
hifive-unleashed-5.1
Sean Fu 2017-09-11 08:33:21 +08:00 committed by Thomas Gleixner
parent a3c4fb7c9c
commit 7d7099433d
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kernel/ksysfs.c
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@ -299,7 +299,7 @@ static int __init create_setup_data_nodes(struct kobject *parent)
return 0;
out_clean_nodes:
for (j = i - 1; j > 0; j--)
for (j = i - 1; j >= 0; j--)
cleanup_setup_data_node(*(kobjp + j));
kfree(kobjp);
out_setup_data_kobj: