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drm: fix drmFreeDevices memory leak on multi GPU setups

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When in multi GPU case, devices array may have some
NULL "hole" in between two devices. So check all
array elements and free non-NULL device.

Signed-off-by: Qiang Yu <Qiang.Yu@amd.com>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
This commit is contained in:
Qiang Yu 2016-07-14 17:10:56 +08:00 • committed by Emil Velikov
parent 3c20893daa
commit 6c056eecd5
1 changed files with 3 additions and 2 deletions
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5
xf86drm.c
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@ -2993,8 +2993,9 @@ void drmFreeDevices(drmDevicePtr devices[], int count)
if (devices == NULL)
return;
for (i = 0; i < count && devices[i] != NULL; i++)
drmFreeDevice(&devices[i]);
for (i = 0; i < count; i++)
if (devices[i])
drmFreeDevice(&devices[i]);
}
static int drmProcessPciDevice(drmDevicePtr *device, const char *d_name,