]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commitdiff
tracing/probe: Replace zero-length array with flexible-array
authorGustavo A. R. Silva <gustavoars@kernel.org>
Thu, 28 May 2020 14:35:11 +0000 (09:35 -0500)
committerGustavo A. R. Silva <gustavoars@kernel.org>
Tue, 16 Jun 2020 04:08:32 +0000 (23:08 -0500)
There is a regular need in the kernel to provide a way to declare having a
dynamically sized set of trailing elements in a structure. Kernel code should
always use “flexible array members”[1] for these cases. The older style of
one-element or zero-length arrays should no longer be used[2].

[1] https://en.wikipedia.org/wiki/Flexible_array_member
[2] https://github.com/KSPP/linux/issues/21

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
kernel/trace/trace_probe.h

index a0ff9e200ef6fb3f6617ec6f181e0d78d078135d..a22b62813f8cc2fe8dd0a757b228ecde809a36f8 100644 (file)
@@ -236,7 +236,7 @@ struct trace_probe_event {
        struct trace_event_call         call;
        struct list_head                files;
        struct list_head                probes;
-       struct trace_uprobe_filter      filter[0];
+       struct trace_uprobe_filter      filter[];
 };
 
 struct trace_probe {