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From 934d2b34b616566163d80f5844b371ecf88d646a Mon Sep 17 00:00:00 2001
From: Vishal Verma <vishal.l.verma@intel.com>
Date: Tue, 23 Aug 2022 01:45:27 -0600
Subject: [PATCH 216/217] cxl/filter: Fix an uninitialized pointer dereference

Static analysis points out that there was a chance that 'jdecoder' could
be used while uninitialized in walk_decoders(). Initialize it to NULL to
avoid this.

Link: https://lore.kernel.org/r/20220823074527.404435-4-vishal.l.verma@intel.com
Cc: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
---
 cxl/filter.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cxl/filter.c b/cxl/filter.c
index 9a3de8c..56c6599 100644
--- a/cxl/filter.c
+++ b/cxl/filter.c
@@ -796,7 +796,7 @@ static void walk_decoders(struct cxl_port *port, struct cxl_filter_params *p,
 	cxl_decoder_foreach(port, decoder) {
 		const char *devname = cxl_decoder_get_devname(decoder);
 		struct json_object *jchildregions = NULL;
-		struct json_object *jdecoder;
+		struct json_object *jdecoder = NULL;
 
 		if (!p->decoders)
 			goto walk_children;
-- 
2.27.0