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Subject[PATCH] x86/sgx: Remove redundant if conditions in sgx_encl_create
Date
In this scenario, there is no case where va_page is NULL, and
the error has been checked. The if condition statement here is
redundant, so remove the condition detection.

Reported-by: Jia Zhang <zhang.jia@linux.alibaba.com>
Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
---
arch/x86/kernel/cpu/sgx/ioctl.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/cpu/sgx/ioctl.c b/arch/x86/kernel/cpu/sgx/ioctl.c
index 90a5caf76939..f45957c05f69 100644
--- a/arch/x86/kernel/cpu/sgx/ioctl.c
+++ b/arch/x86/kernel/cpu/sgx/ioctl.c
@@ -66,9 +66,8 @@ static int sgx_encl_create(struct sgx_encl *encl, struct sgx_secs *secs)
va_page = sgx_encl_grow(encl);
if (IS_ERR(va_page))
return PTR_ERR(va_page);
- else if (va_page)
- list_add(&va_page->list, &encl->va_pages);
- /* else the tail page of the VA page list had free slots. */
+
+ list_add(&va_page->list, &encl->va_pages);

/* The extra page goes to SECS. */
encl_size = secs->size + PAGE_SIZE;
--
2.19.1.3.ge56e4f7
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