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misc: sgi-xp: remove meaningless null check before kfree

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kfree has taken null pointer into account. so check the null pointer
before kfree is meaningless.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Acked-by: Robin Holt <robinmholt@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
zhong jiang 2018-08-17 11:42:35 +08:00 committed by Greg Kroah-Hartman
parent 2e6ae11dd0
commit 99aeebe814
1 changed files with 1 additions and 2 deletions
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3
drivers/misc/sgi-xp/xpc_partition.c
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@ -98,8 +98,7 @@ xpc_get_rsvd_page_pa(int nasid)
len = L1_CACHE_ALIGN(len);
if (len > buf_len) {
if (buf_base != NULL)
kfree(buf_base);
kfree(buf_base);
buf_len = L1_CACHE_ALIGN(len);
buf = xpc_kmalloc_cacheline_aligned(buf_len, GFP_KERNEL,
&buf_base);