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Using sizeof() on a function parameter with an array type does not
author
Ville Syrjälä
<ville.syrjala at linux.intel.com>
Thu, 2 Feb 2012 19:53:43 +0000
(14:53 -0500)
committer
Jerome Glisse
<jglisse@redhat.com>
Thu, 2 Feb 2012 19:53:43 +0000
(14:53 -0500)
work. sizeof() treats such parameters as pointers.
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
xf86drmMode.c
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diff --git
a/xf86drmMode.c
b/xf86drmMode.c
index
473e734
..
c809c44
100644
(file)
--- a/
xf86drmMode.c
+++ b/
xf86drmMode.c
@@
-271,9
+271,9
@@
int drmModeAddFB2(int fd, uint32_t width, uint32_t height,
f.height = height;
f.pixel_format = pixel_format;
f.flags = flags;
- memcpy(f.handles, bo_handles,
sizeof(bo_handles
));
- memcpy(f.pitches, pitches,
sizeof(pitches
));
- memcpy(f.offsets, offsets,
sizeof(offsets
));
+ memcpy(f.handles, bo_handles,
4 * sizeof(bo_handles[0]
));
+ memcpy(f.pitches, pitches,
4 * sizeof(pitches[0]
));
+ memcpy(f.offsets, offsets,
4 * sizeof(offsets[0]
));
if ((ret = DRM_IOCTL(fd, DRM_IOCTL_MODE_ADDFB2, &f)))
return ret;