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

Commit Message

Masami Hiramatsu (Google) March 23, 2022, 7:35 a.m. UTC

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

Reported-by: Dan Carpenter <[e-mail]>
Signed-off-by: Masami Hiramatsu <[e-mail]>
---
 kernel/trace/fprobe.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Patch

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;
 }