[S] Change in flashrom[master]: cli_classic.c: Early init of layout obscures invalid memory access

[Edward O'Callaghan (Code Review)]

Edward O'Callaghan has uploaded this change for review. ( https://review.coreboot.org/c/flashrom/+/67723 )

Change subject: cli_classic.c: Early init of layout obscures invalid memory access
......................................................................

cli_classic.c: Early init of layout obscures invalid memory access

BUG=b:247055486
TEST=builds

Change-Id: I3df61b873da27f6945d60916a1c3713dedfc3924
Signed-off-by: Edward O'Callaghan 
---
M cli_classic.c
1 file changed, 17 insertions(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/23/67723/1

diff --git a/cli_classic.c b/cli_classic.c
index bac31d1..e384845 100644
--- a/cli_classic.c
+++ b/cli_classic.c
@@ -538,7 +538,7 @@
    bool dont_verify_it = false, dont_verify_all = false;
    bool list_supported = false;
    bool show_progress = false;
-	struct flashrom_layout *layout = NULL;
+	struct flashrom_layout *layout;
    static const struct programmer_entry *prog = NULL;
    enum {
    	OPTION_IFD = 0x0100,
@@ -1105,6 +1105,9 @@
    			flashrom_flash_getsize(fill_flash)) || process_include_args(layout, include_args))) {
    	ret = 1;
    	goto out_shutdown;
+	} else {
+		layout = NULL;
+		msg_gdbg("Valid layout could not be found without image.\n");
    }
    flashrom_layout_set(fill_flash, layout);