[PATCH bpf-next 1/2] fprobe: Fix smatch type mismatch warning

From: Masami Hiramatsu
Date: Wed Mar 23 2022 - 03:35:39 EST


Fix the type mismatching warning of 'rethook_node vs fprobe_rethook_node'
found by Smatch.

Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
---
kernel/trace/fprobe.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/trace/fprobe.c b/kernel/trace/fprobe.c
index 8b2dd5b9dcd1..63b2321b22a0 100644
--- a/kernel/trace/fprobe.c
+++ b/kernel/trace/fprobe.c
@@ -150,15 +150,15 @@ static int fprobe_init_rethook(struct fprobe *fp, int num)

fp->rethook = rethook_alloc((void *)fp, fprobe_exit_handler);
for (i = 0; i < size; i++) {
- struct rethook_node *node;
+ struct fprobe_rethook_node *node;

- node = kzalloc(sizeof(struct fprobe_rethook_node), GFP_KERNEL);
+ node = kzalloc(sizeof(*node), GFP_KERNEL);
if (!node) {
rethook_free(fp->rethook);
fp->rethook = NULL;
return -ENOMEM;
}
- rethook_add_node(fp->rethook, node);
+ rethook_add_node(fp->rethook, &node->node);
}
return 0;
}