From: Thierry Reding <thierry.reding@gmail.com>
To: dri-devel@lists.freedesktop.org
Cc: Emil Velikov <emil.l.velikov@gmail.com>
Subject: [PATCH libdrm] xf86drm: Fix type-punned pointer build warning
Date: Thu, 12 Jan 2017 22:48:09 +0100 [thread overview]
Message-ID: <20170112214809.27266-1-thierry.reding@gmail.com> (raw)
From: Thierry Reding <treding@nvidia.com>
CC libdrm_la-xf86drmMode.lo
../xf86drmMode.c: In function 'drmHandleEvent':
../xf86drmMode.c:854:15: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
e = (struct drm_event *)(&buffer[i]);
^
Signed-off-by: Thierry Reding <treding@nvidia.com>
---
xf86drmMode.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/xf86drmMode.c b/xf86drmMode.c
index 43cdbbd1ede4..c669774f8fc5 100644
--- a/xf86drmMode.c
+++ b/xf86drmMode.c
@@ -901,7 +901,7 @@ int drmHandleEvent(int fd, drmEventContextPtr evctx)
i = 0;
while (i < len) {
- e = (struct drm_event *) &buffer[i];
+ e = (struct drm_event *)(buffer + i);
switch (e->type) {
case DRM_EVENT_VBLANK:
if (evctx->version < 1 ||
--
2.11.0
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next reply other threads:[~2017-01-12 21:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-12 21:48 Thierry Reding [this message]
2017-01-16 14:42 ` [PATCH libdrm] xf86drm: Fix type-punned pointer build warning Emil Velikov
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