drm/edid: use a better variable name for EDID block read retries

Just i is a bit terse, clarify what it's about.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/9c95c01445f5735332cbbd9eae6cd078e152050f.1648752228.git.jani.nikula@intel.com

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index de5ca7c..21ffcbc 100644 (file)
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -1973,25 +1973,25 @@ static struct edid *drm_do_get_edid_base_block(struct drm_connector *connector,
        int *null_edid_counter = connector ? &connector->null_edid_counter : NULL;
        bool *edid_corrupt = connector ? &connector->edid_corrupt : NULL;
        void *edid;
-       int i;
+       int try;
 
        edid = kmalloc(EDID_LENGTH, GFP_KERNEL);
        if (edid == NULL)
                return NULL;
 
        /* base block fetch */
-       for (i = 0; i < 4; i++) {
+       for (try = 0; try < 4; try++) {
                if (get_edid_block(data, edid, 0, EDID_LENGTH))
                        goto out;
                if (drm_edid_block_valid(edid, 0, false, edid_corrupt))
                        break;
-               if (i == 0 && edid_is_zero(edid, EDID_LENGTH)) {
+               if (try == 0 && edid_is_zero(edid, EDID_LENGTH)) {
                        if (null_edid_counter)
                                (*null_edid_counter)++;
                        goto carp;
                }
        }
-       if (i == 4)
+       if (try == 4)
                goto carp;
 
        return edid;
@@ -2029,7 +2029,7 @@ struct edid *drm_do_get_edid(struct drm_connector *connector,
                              size_t len),
        void *data)
 {
-       int i, j = 0, valid_extensions = 0;
+       int j, valid_extensions = 0;
        struct edid *edid, *new, *override;
 
        override = drm_get_override_edid(connector);
@@ -2052,20 +2052,22 @@ struct edid *drm_do_get_edid(struct drm_connector *connector,
 
        for (j = 1; j <= edid->extensions; j++) {
                void *block = edid + j;
+               int try;
 
-               for (i = 0; i < 4; i++) {
+               for (try = 0; try < 4; try++) {
                        if (get_edid_block(data, block, j, EDID_LENGTH))
                                goto out;
                        if (drm_edid_block_valid(block, j, false, NULL))
                                break;
                }
 
-               if (i == 4)
+               if (try == 4)
                        valid_extensions--;
        }
 
        if (valid_extensions != edid->extensions) {
                struct edid *dest_block;
+               int i;
 
                connector_bad_edid(connector, (u8 *)edid, edid->extensions + 1);