[CI v3 11/12] drm/edid: add single point of return to drm_do_get_edid()
Jani Nikula
jani.nikula at intel.com
Mon Apr 11 14:00:34 UTC 2022
This will be useful in the future. Use fail label for fail exit.
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
drivers/gpu/drm/drm_edid.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 5a1906a5c523..0933a5c44998 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -2106,7 +2106,7 @@ struct edid *drm_do_get_edid(struct drm_connector *connector,
edid = drm_get_override_edid(connector);
if (edid)
- return edid;
+ goto ok;
edid = kmalloc(EDID_LENGTH, GFP_KERNEL);
if (!edid)
@@ -2117,7 +2117,7 @@ struct edid *drm_do_get_edid(struct drm_connector *connector,
edid_block_status_print(status, edid, 0);
if (status == EDID_BLOCK_READ_FAIL)
- goto out;
+ goto fail;
/* FIXME: Clarify what a corrupt EDID actually means. */
if (status == EDID_BLOCK_OK || status == EDID_BLOCK_VERSION)
@@ -2130,15 +2130,15 @@ struct edid *drm_do_get_edid(struct drm_connector *connector,
connector->null_edid_counter++;
connector_bad_edid(connector, edid, 1);
- goto out;
+ goto fail;
}
if (edid->extensions == 0)
- return edid;
+ goto ok;
new = krealloc(edid, (edid->extensions + 1) * EDID_LENGTH, GFP_KERNEL);
if (!new)
- goto out;
+ goto fail;
edid = new;
for (j = 1; j <= edid->extensions; j++) {
@@ -2150,7 +2150,7 @@ struct edid *drm_do_get_edid(struct drm_connector *connector,
if (!edid_block_status_valid(status, edid_block_tag(block))) {
if (status == EDID_BLOCK_READ_FAIL)
- goto out;
+ goto fail;
invalid_blocks++;
}
}
@@ -2161,9 +2161,10 @@ struct edid *drm_do_get_edid(struct drm_connector *connector,
edid = edid_filter_invalid_blocks(edid, invalid_blocks);
}
+ok:
return edid;
-out:
+fail:
kfree(edid);
return NULL;
}
--
2.30.2
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