[binutils-gdb] RISC-V: avoid strdup()

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=433560c5807319762b57e3cc323cc5521d6efe9e

commit 433560c5807319762b57e3cc323cc5521d6efe9e
Author: Jan Beulich <[email protected]>
Date:   Fri May 15 09:46:55 2026 +0200

    RISC-V: avoid strdup()
    
    Along with xmalloc(), xstrdup() wants using.
    
    Reviewed-by: Jiawei <[email protected]>

Diff:
---
 bfd/elfxx-riscv.c     | 2 +-
 gas/config/tc-riscv.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c
index 341527b752f..030f27da5d9 100644
--- a/bfd/elfxx-riscv.c
+++ b/bfd/elfxx-riscv.c
@@ -2589,7 +2589,7 @@ riscv_copy_subset_list (riscv_subset_list_t *subset_list)
 {
   riscv_subset_list_t *new = xmalloc (sizeof *new);
   new->head = riscv_copy_subset (new, subset_list->head);
-  new->arch_str = strdup (subset_list->arch_str);
+  new->arch_str = xstrdup (subset_list->arch_str);
   return new;
 }
 
diff --git a/gas/config/tc-riscv.c b/gas/config/tc-riscv.c
index b00b530b0bd..7337ad07d8d 100644
--- a/gas/config/tc-riscv.c
+++ b/gas/config/tc-riscv.c
@@ -358,7 +358,7 @@ riscv_set_arch (const char *s)
   riscv_release_subset_list (riscv_rps_as.subset_list);
   riscv_parse_subset (&riscv_rps_as, s);
   riscv_arch_str (xlen, riscv_rps_as.subset_list, true/* update */);
-  file_arch_str = strdup (riscv_rps_as.subset_list->arch_str);
+  file_arch_str = xstrdup (riscv_rps_as.subset_list->arch_str);
 
   riscv_set_rvc (riscv_subset_supports (&riscv_rps_as, "c")
 		 || riscv_subset_supports (&riscv_rps_as, "zca"));
@@ -1435,7 +1435,7 @@ static bool
 reglist_lookup (char **s, unsigned *reg_list)
 {
   *reg_list = 0;
-  char *reglist = strdup (*s);
+  char *reglist = xstrdup (*s);
   if (reglist != NULL)
     {
       char *token = strtok (reglist, "}");