drm/edid: 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 04:08:31 +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>
include/drm/drm_displayid.h

index 27bdd27..77941ef 100644 (file)
@@ -89,7 +89,7 @@ struct displayid_detailed_timings_1 {
 
 struct displayid_detailed_timing_block {
        struct displayid_block base;
-       struct displayid_detailed_timings_1 timings[0];
+       struct displayid_detailed_timings_1 timings[];
 };
 
 #define for_each_displayid_db(displayid, block, idx, length) \