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authorKeith Packard <keithp@keithp.com>2017-09-25 16:18:22 -0700
committerAdam Jackson <ajax@redhat.com>2017-09-26 15:46:48 -0400
commit37f4e7651a2fd51efa613a08a1e705553be33e76 (patch)
tree324b1bb4e45cb8608d6c8701220b9095cab33ffe
parent147b4602f9c47e8977d13b1cbb6566f86dba8647 (diff)
modesetting: Skip no-longer-present connectors when resetting BAD links
Outputs may have NULL mode_output (connector) pointers if the connector disappears while the server is running. Skip these when resetting outputs with BAD link status. Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Adam Jackson <ajax@redhat.com>
-rw-r--r--hw/xfree86/drivers/modesetting/drmmode_display.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/hw/xfree86/drivers/modesetting/drmmode_display.c b/hw/xfree86/drivers/modesetting/drmmode_display.c
index fec7ac276..1c99dd9f9 100644
--- a/hw/xfree86/drivers/modesetting/drmmode_display.c
+++ b/hw/xfree86/drivers/modesetting/drmmode_display.c
@@ -2278,9 +2278,12 @@ drmmode_handle_uevents(int fd, void *closure)
for (i = 0; i < config->num_output; i++) {
xf86OutputPtr output = config->output[i];
drmmode_output_private_ptr drmmode_output = output->driver_private;
- uint32_t con_id = drmmode_output->mode_output->connector_id;
+ uint32_t con_id;
drmModeConnectorPtr koutput;
+ if (drmmode_output->mode_output == NULL)
+ continue;
+ con_id = drmmode_output->mode_output->connector_id;
/* Get an updated view of the properties for the current connector and
* look for the link-status property
*/