From: H.J. Lu <hjl.tools@gmail.com>
Date: Thu, 5 May 2022 00:00:15 +0000 (-0700)
Subject: bfd: Check NULL pointer before setting ref_real
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=18e60f7c8a3a1c250c7eda31c0b9e84fc452829e;p=binutils-gdb.git

bfd: Check NULL pointer before setting ref_real

	PR ld/29086
	* linker.c (bfd_wrapped_link_hash_lookup): Check NULL pointer
	before setting ref_real.
---

diff --git a/bfd/linker.c b/bfd/linker.c
index e9ebdbad040..0c2e3c10a67 100644
--- a/bfd/linker.c
+++ b/bfd/linker.c
@@ -599,7 +599,8 @@ bfd_wrapped_link_hash_lookup (bfd *abfd,
 	  n[1] = '\0';
 	  strcat (n, l + sizeof REAL - 1);
 	  h = bfd_link_hash_lookup (info->hash, n, create, true, follow);
-	  h->ref_real = 1;
+	  if (h != NULL)
+	    h->ref_real = 1;
 	  free (n);
 	  return h;
 	}