Fix coff_start_symtab resource leak found by Coverity

This commit fixes a resource leak found by Coverity, where
coff_start_symtab performs an xstrdup that is now performed
within start_symtab by buildsym_compunit::buildsym_compunit.

gdb/ChangeLog:

	* coffread.c (coff_start_symtab): Remove unnecessary xstrdup.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index f7d8620..da1890a 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2019-03-01  Gary Benson <gbenson@redhat.com>
+
+       * coffread.c (coff_start_symtab): Remove unnecessary xstrdup.
+
 2019-02-28  Brian Vandenberg  <phantall@gmail.com>
            Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 

diff --git a/gdb/coffread.c b/gdb/coffread.c
index 6381cd3..91a112e 100644 (file)
--- a/gdb/coffread.c
+++ b/gdb/coffread.c
@@ -385,10 +385,7 @@ coff_start_symtab (struct objfile *objfile, const char *name)
 {
   within_function = 0;
   start_symtab (objfile,
-  /* We fill in the filename later.  start_symtab puts this pointer
-     into last_source_file and we put it in subfiles->name, which
-     end_symtab frees; that's why it must be malloc'd.  */
-                xstrdup (name),
+               name,
   /* We never know the directory name for COFF.  */
                 NULL,
   /* The start address is irrelevant, since we call