From 7e21e7ad75724abe686b8f864838f56ede7b892f Mon Sep 17 00:00:00 2001
From: Alexis Ehret <08a@riseup.net>
Date: Sun, 7 Feb 2021 20:03:11 +0100
Subject: [PATCH] Fix assigned value is undefined shlr/gdb/src/utils.c

---
 shlr/gdb/src/utils.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/shlr/gdb/src/utils.c b/shlr/gdb/src/utils.c
index 8bc2ebbdcb..910ff83db8 100644
--- a/shlr/gdb/src/utils.c
+++ b/shlr/gdb/src/utils.c
@@ -95,7 +95,11 @@ int unpack_hex(const char *src, ut64 len, char *dst) {
 	int i = 0;
 	while (i < (len / 2)) {
 		int val = hex2int(src[(i * 2)]);
-		val <<= 4;
+		if (val > 0) {
+			val <<= 4;
+		} else {
+			val = 0;
+		}
 		val |= hex2int(src[(i * 2) + 1]);
 		dst[i++] = val;
 	}