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qcacld-3.0: Clear roam buffer data before write

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Since we fill roam information into a ring buffer, when ready to
write a buffer, we need clear the dirty data first.

Change-Id: I94dac785803f15451df816c303f8a594ee688ff7
CRs-Fixed: 3437152
This commit is contained in:
chunquan luo
2023-03-23 17:03:04 +08:00
committed by Madan Koyyalamudi
parent 354b68106e
commit 4261a44358
1 changed files with 24 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

39
components/umac/mlme/connection_mgr/dispatcher/src/wlan_cm_roam_api.c
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@@ -3492,11 +3492,6 @@ wlan_cm_update_roam_trigger_info(struct mlme_legacy_priv *mlme_priv,
uint32_t index;
struct enhance_roam_info *info;
if (!mlme_priv->roam_info) {
mlme_err("enhance_roam_info buffer is NULL");
return;
}
index = mlme_priv->roam_write_index;
info = &mlme_priv->roam_info[index];
@@ -3731,11 +3726,6 @@ wlan_cm_update_roam_scan_info(struct wlan_objmgr_vdev *vdev,
return;
}
if (!mlme_priv->roam_info) {
mlme_err("enhance_roam_info buffer is NULL");
return;
}
index = mlme_priv->roam_write_index;
info = &mlme_priv->roam_info[index];
info->scan.num_channels = scan->num_chan;
@@ -3844,11 +3834,6 @@ wlan_cm_update_roam_frame_info(struct mlme_legacy_priv *mlme_priv,
uint32_t i, j, index;
uint8_t subtype;
if (!mlme_priv->roam_info) {
mlme_err("enhance_roam_info buffer is NULL");
return;
}
index = mlme_priv->roam_write_index;
info = &mlme_priv->roam_info[index];
@@ -3878,6 +3863,24 @@ wlan_cm_update_roam_frame_info(struct mlme_legacy_priv *mlme_priv,
}
}
/**
* wlan_cm_clear_current_roam_stats_info() - API to clear roam stats buffer date
* @mlme_priv: Pointer to Pointer to vdev mlme legacy priv struct
*
* clear the roam stats buffer data before write
*
* Return: void
*/
static void
wlan_cm_clear_current_roam_stats_info(struct mlme_legacy_priv *mlme_priv)
{
uint32_t index;
index = mlme_priv->roam_write_index;
qdf_mem_set(&mlme_priv->roam_info[index],
sizeof(struct enhance_roam_info), 0);
}
/**
* wlan_cm_update_roam_stats_info() - API to update roam stats info
* @psoc: Pointer to psoc
@@ -3917,9 +3920,15 @@ wlan_cm_update_roam_stats_info(struct wlan_objmgr_psoc *psoc,
return;
}
if (!mlme_priv->roam_info) {
mlme_err("enhance_roam_info buffer is NULL");
return;
}
qdf_mutex_acquire(&mlme_priv->roam_rd_wr_lock);
if (stats_info->trigger[index].present) {
wlan_cm_clear_current_roam_stats_info(mlme_priv);
wlan_cm_update_roam_trigger_info(mlme_priv,
&stats_info->trigger[index]);
if (stats_info->scan[index].present)