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authorDavid S. Miller <davem@davemloft.net>2012-09-27 21:33:54 -0700
committerDavid S. Miller <davem@davemloft.net>2012-09-27 21:33:54 -0700
commitaa9bbfe6a79fce593ab3d298bb0e880d77eb7f71 (patch)
treeee985cd26a370995dd7eb89cece24126aea2d939 /sysdeps/sparc/sparc64/dl-machine.h
parentc39bc8b8254364fda301a89180130c3586859d75 (diff)
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Fix sparc64 crashes with LD_BIND_NOW and --enable-bind-now.
	[BZ #14376]
	* sysdeps/sparc/sparc64/dl-machine.h (elf_machine_rela): Do not
	pass reloc->r_addend in as the 'high' argument to
	sparc64_fixup_plt when handling R_SPARC_JMP_IREL relocations.
Diffstat (limited to 'sysdeps/sparc/sparc64/dl-machine.h')
-rw-r--r--sysdeps/sparc/sparc64/dl-machine.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/sysdeps/sparc/sparc64/dl-machine.h b/sysdeps/sparc/sparc64/dl-machine.h
index 35c24d1558..2f8bbe1786 100644
--- a/sysdeps/sparc/sparc64/dl-machine.h
+++ b/sysdeps/sparc/sparc64/dl-machine.h
@@ -458,7 +458,14 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
       break;
     case R_SPARC_JMP_IREL:
       value = ((Elf64_Addr (*) (int)) value) (GLRO(dl_hwcap));
-      /* Fall thru */
+      /* 'high' is always zero, for large PLT entries the linker
+	 emits an R_SPARC_IRELATIVE.  */
+#ifdef RESOLVE_CONFLICT_FIND_MAP
+      sparc64_fixup_plt (NULL, reloc, reloc_addr, value, 0, 0);
+#else
+      sparc64_fixup_plt (map, reloc, reloc_addr, value, 0, 0);
+#endif
+      break;
     case R_SPARC_JMP_SLOT:
 #ifdef RESOLVE_CONFLICT_FIND_MAP
       /* R_SPARC_JMP_SLOT conflicts against .plt[32768+]