qcacmn: Fix loop index for freeing desc memory

Fix the index used for looping over descriptors
to free the memory that was already allocated, in the
event of an allocation failure.

Change-Id: I791cdf0b040664a5d39bb52f416d7aab7f3b6bf4

dp/wifi3.0/dp_tx_desc.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2021 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -260,27 +260,30 @@ QDF_STATUS dp_tx_ext_desc_pool_alloc(struct dp_soc *soc, uint8_t num_pool,
 			goto free_ext_desc_page;
 		}
 	}
+
 	return status;
 
 free_ext_desc_page:
-	for (count = 0; count < pool_id; pool_id++) {
-		dp_tx_ext_desc_pool = &((soc)->tx_ext_desc[pool_id]);
+	for (count = 0; count < pool_id; count++) {
+		dp_tx_ext_desc_pool = &((soc)->tx_ext_desc[count]);
 		dp_desc_multi_pages_mem_free(
 					soc, DP_TX_EXT_DESC_LINK_TYPE,
 					&dp_tx_ext_desc_pool->desc_link_pages,
 					0, true);
 	}
+
 	pool_id = num_pool;
 
 fail_exit:
-	for (count = 0; count < pool_id; pool_id++) {
-		dp_tx_ext_desc_pool = &((soc)->tx_ext_desc[pool_id]);
+	for (count = 0; count < pool_id; count++) {
+		dp_tx_ext_desc_pool = &((soc)->tx_ext_desc[count]);
 		memctx = qdf_get_dma_mem_context(dp_tx_ext_desc_pool, memctx);
 		dp_desc_multi_pages_mem_free(
 					soc, DP_TX_EXT_DESC_TYPE,
 					&dp_tx_ext_desc_pool->desc_pages,
 					memctx, false);
 	}
+
 	return status;
 }