Check S-record with 0 size

	* srec.c (srec_scan): Return error for 0 size.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index bba079f481f4fc36bf3f04ef1ed38d870b13ee30..6484c91df8365b27376c91cf6b2c37cd724d1b87 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,7 @@
+2014-08-28  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * srec.c (srec_scan): Return error for 0 size.
+
 2014-08-27  H.J. Lu  <hongjiu.lu@intel.com>
 
        PR ld/17306

diff --git a/bfd/srec.c b/bfd/srec.c
index f11e74a0295fafe7d0bf1b4cc2719e10b11bba7d..d979bf55564250c59597e7254ae92a767038bc27 100644 (file)
--- a/bfd/srec.c
+++ b/bfd/srec.c
@@ -486,7 +486,8 @@ srec_scan (bfd *abfd)
                bufsize = bytes * 2;
              }
 
-           if (bfd_bread (buf, (bfd_size_type) bytes * 2, abfd) != bytes * 2)
+           if (bytes == 0
+               || bfd_bread (buf, (bfd_size_type) bytes * 2, abfd) != bytes * 2)
              goto error_return;
 
            /* Ignore the checksum byte.  */