From: Anthony Green <green@moxielogic.com>
Date: Fri, 14 Mar 2014 16:56:12 +0000 (-0400)
Subject: Check fwrite return code
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=182a105a387c08da7daaba548d84bc42f73edd87;p=binutils-gdb.git

Check fwrite return code
---

diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index e4280bb3230..bf8d15091d0 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,7 @@
+2014-03-14  Anthony Green  <green@moxielogic.com>
+
+	* objcopy.c (copy_object): Check fwrite return code.
+
 2014-03-14  Meador Inge  <meadori@codesourcery.com>
 
          * dwarf.c (strnlen): Move prototype ...
diff --git a/binutils/objcopy.c b/binutils/objcopy.c
index cb2be497b83..6215919bb7c 100644
--- a/binutils/objcopy.c
+++ b/binutils/objcopy.c
@@ -1875,7 +1875,12 @@ copy_object (bfd *ibfd, bfd *obfd, const bfd_arch_info_type *input_arch)
 
 	  bfd_byte * contents = xmalloc (size);
 	  if (bfd_get_section_contents (ibfd, sec, contents, 0, size))
-	    fwrite (contents, 1, size, f);
+	    {
+	      if (fwrite (contents, 1, size, f) != size)
+		fatal (_("error writing section contents to %s (error: %s)"),
+		       pdump->filename,
+		       strerror (errno));
+	    }
 	  else
 	    bfd_nonfatal_message (NULL, ibfd, sec,
 				  _("could not retrieve section contents"));