Commit 7334571f authored by Adrian Bunk's avatar Adrian Bunk Committed by Len Brown

[ACPI] fix potential NULL dereference in acpi/video.c

Found-by: default avatarAdrian Bunk <bunk@stusta.de>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent f4224153
...@@ -1585,7 +1585,7 @@ acpi_video_switch_output( ...@@ -1585,7 +1585,7 @@ acpi_video_switch_output(
ACPI_FUNCTION_TRACE("acpi_video_switch_output"); ACPI_FUNCTION_TRACE("acpi_video_switch_output");
list_for_each_safe(node, next, &video->video_device_list) { list_for_each_safe(node, next, &video->video_device_list) {
struct acpi_video_device * dev = container_of(node, struct acpi_video_device, entry); dev = container_of(node, struct acpi_video_device, entry);
status = acpi_video_device_get_state(dev, &state); status = acpi_video_device_get_state(dev, &state);
if (state & 0x2){ if (state & 0x2){
dev_next = container_of(node->next, struct acpi_video_device, entry); dev_next = container_of(node->next, struct acpi_video_device, entry);
......
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