1 files changed, 16 insertions, 0 deletions

diff --git a/lib/hexdump.c b/lib/hexdump.c
index 5d7a4802c56..b66b2bd6795 100644
--- a/lib/hexdump.c
+++ b/lib/hexdump.c
@@ -34,6 +34,22 @@ int hex_to_bin(char ch)
 EXPORT_SYMBOL(hex_to_bin);
 
 /**
+ * hex2bin - convert an ascii hexadecimal string to its binary representation
+ * @dst: binary result
+ * @src: ascii hexadecimal string
+ * @count: result length
+ */
+void hex2bin(u8 *dst, const char *src, size_t count)
+{
+        while (count--) {
+                *dst = hex_to_bin(*src++) << 4;
+                *dst += hex_to_bin(*src++);
+                dst++;
+        }
+}
+EXPORT_SYMBOL(hex2bin);
+
+/**
  * hex_dump_to_buffer - convert a blob of data to "hex ASCII" in memory
  * @buf: data blob to dump
  * @len: number of bytes in the @buf