[flashrom-gerrit] Change in flashrom[master]: cli_classic.c: Prevent memory leak

[Angel Pons (Code Review)]

Angel Pons has submitted this change. ( https://review.coreboot.org/c/flashrom/+/39972 )

Change subject: cli_classic.c: Prevent memory leak
......................................................................

cli_classic.c: Prevent memory leak

If the `--flash-contents` switch is specified more than once, it will
result in a memory leak. Therefore, allow this option only once.

Change-Id: I530933c9a6431580fe4645396bb363939472a80a
Signed-off-by: Angel Pons 
Reviewed-on: https://review.coreboot.org/c/flashrom/+/39972
Reviewed-by: Nico Huber 
Tested-by: build bot (Jenkins) 
---
M cli_classic.c
1 file changed, 3 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Nico Huber: Looks good to me, approved

diff --git a/cli_classic.c b/cli_classic.c
index 73cc417..967ff50 100644
--- a/cli_classic.c
+++ b/cli_classic.c
@@ -273,6 +273,9 @@
    		}
    		break;
    	case OPTION_FLASH_CONTENTS:
+			if (referencefile)
+				cli_classic_abort_usage("Error: --flash-contents specified more than once."
+							"Aborting.\n");
    		referencefile = strdup(optarg);
    		break;
    	case OPTION_FLASH_NAME: