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authorTvrtko Ursulin <[email protected]>2019-04-03 07:44:07 +0100
committerTvrtko Ursulin <[email protected]>2019-04-03 10:55:43 +0100
commit640cde65b48ae6c773f00cbbdece7e67945b3f34 (patch)
treebbc0238a00d8f2717ffcbca936bbf9dec7dbb9d0
parent3de6f8529461706dcea78044dd4ccf1290a62e50 (diff)
drm/i915: Fix uninitialized mask in intel_device_info_subplatform_init
Mask need to be initialized to zero since device id checks may not match. Signed-off-by: Tvrtko Ursulin <[email protected]> Reported-by: Dan Carpenter <[email protected]> Fixes: 805446c8347c ("drm/i915: Introduce concept of a sub-platform") Cc: Tvrtko Ursulin <[email protected]> Cc: Chris Wilson <[email protected]> Cc: Jani Nikula <[email protected]> Cc: Lucas De Marchi <[email protected]> Cc: Jose Souza <[email protected]> Cc: Ville Syrjälä <[email protected]> Cc: Paulo Zanoni <[email protected]> Cc: Jani Nikula <[email protected]> Cc: Joonas Lahtinen <[email protected]> Cc: Rodrigo Vivi <[email protected]> Cc: Dan Carpenter <[email protected]> Reviewed-by: Chris Wilson <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
-rw-r--r--drivers/gpu/drm/i915/intel_device_info.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index 0ed49d032c00..6af480b95bc6 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -778,7 +778,7 @@ void intel_device_info_subplatform_init(struct drm_i915_private *i915)
const unsigned int pi = __platform_mask_index(rinfo, info->platform);
const unsigned int pb = __platform_mask_bit(rinfo, info->platform);
u16 devid = INTEL_DEVID(i915);
- u32 mask;
+ u32 mask = 0;
/* Make sure IS_<platform> checks are working. */
RUNTIME_INFO(i915)->platform_mask[pi] = BIT(pb);