[PATCH] kprobes: Remove unnecessary initial values of variables

[Li zeming]

ri and sym is assigned first, so it does not need to initialize the
assignment.

Signed-off-by: Li zeming <zem...@nfschina.com>
---
 kernel/kprobes.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index ca385b61d546..82b2a366d496 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -1990,7 +1990,7 @@ NOKPROBE_SYMBOL(__kretprobe_find_ret_addr);
 unsigned long kretprobe_find_ret_addr(struct task_struct *tsk, void *fp,
                                      struct llist_node **cur)
 {
-       struct kretprobe_instance *ri = NULL;
+       struct kretprobe_instance *ri;
        kprobe_opcode_t *ret;
 
        if (WARN_ON_ONCE(!cur))
@@ -2817,7 +2817,7 @@ static int show_kprobe_addr(struct seq_file *pi, void *v)
 {
        struct hlist_head *head;
        struct kprobe *p, *kp;
-       const char *sym = NULL;
+       const char *sym;
        unsigned int i = *(loff_t *) v;
        unsigned long offset = 0;
        char *modname, namebuf[KSYM_NAME_LEN];
-- 
2.18.2