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drm: Use max() to make the ioctl alloc size code cleaner

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Use max() to make the code to determine the allocation size for
the ioctl data easier to read.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2015-03-27 15:51:59 +02:00 committed by Daniel Vetter
parent 83be003807
commit 53615af7a2
1 changed files with 2 additions and 3 deletions
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5
drivers/gpu/drm/drm_ioctl.c
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@ -683,9 +683,8 @@ long drm_ioctl(struct file *filp,
}
drv_size = _IOC_SIZE(ioctl->cmd);
usize = asize = _IOC_SIZE(cmd);
if (drv_size > asize)
asize = drv_size;
usize = _IOC_SIZE(cmd);
asize = max(usize, drv_size);
cmd = ioctl->cmd;
DRM_DEBUG("pid=%d, dev=0x%lx, auth=%d, %s\n",