dediprog: Fix segmentation fault on no device found

libusb_exit() call is done by dediprog_open() under the
ret == 1 condition. Removing this line has no impact on
any flow and side effect of the program.

Change-Id: I38b3f3ee3f9d46845df1404791f4a4782320aa7c
Signed-off-by: Medicine Yeh <medicinehy@gmail.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/48688
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/67869
Reviewed-by: Felix Singer <felixsinger@posteo.net>
diff --git a/dediprog.c b/dediprog.c
index 175e099..99df7b0 100644
--- a/dediprog.c
+++ b/dediprog.c
@@ -1188,7 +1188,6 @@
 			ret = dediprog_open(i);
 			if (ret == -1) {
 				/* no dev */
-				libusb_exit(usb_ctx);
 				return 1;
 			} else if (ret == -2) {
 				/* busy dev */