[PATCH] dwarf: constify read_leb128()'s first parameter

[Jan Beulich]

It's not clear why the 2nd one is, but the 1st one isn't.

--- a/binutils/dwarf.c
+++ b/binutils/dwarf.c
@@ -278,7 +278,7 @@ null_name (const char *p)
    No bytes will be read at address END or beyond.  */
 
 uint64_t
-read_leb128 (unsigned char *data,
+read_leb128 (const unsigned char *data,
 	     const unsigned char *const end,
 	     bool sign,
 	     unsigned int *length_return,
--- a/binutils/dwarf.h
+++ b/binutils/dwarf.h
@@ -269,7 +269,7 @@ extern void * xcrealloc (void *, uint64_
    offset.  */
 extern bool reloc_at (struct dwarf_section *, uint64_t);
 
-extern uint64_t read_leb128 (unsigned char *, const unsigned char *const,
+extern uint64_t read_leb128 (const unsigned char *, const unsigned char *const,
 			     bool, unsigned int *, int *);
 
 #if HAVE_LIBDEBUGINFOD