mm/mprotect: remove the redundant initialization for error

The variable error will be assigned correctly before it is used, the
initialization is redundant, so remove it.

Link: https://lkml.kernel.org/r/20220704114112.163112-1-xiujianfeng@huawei.com
Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/mprotect.c b/mm/mprotect.c
index 5ef478b06a7d38d3ee5de8c6851ba8363a4a889a..8250c1315d9c7ba86c23d45568c0f6d3c15a9da3 100644 (file)
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -663,7 +663,7 @@ static int do_mprotect_pkey(unsigned long start, size_t len,
 {
        unsigned long nstart, end, tmp, reqprot;
        struct vm_area_struct *vma, *prev;
-       int error = -EINVAL;
+       int error;
        const int grows = prot & (PROT_GROWSDOWN|PROT_GROWSUP);
        const bool rier = (current->personality & READ_IMPLIES_EXEC) &&
                                (prot & PROT_READ);