From: Dodji Seketeli <dodji@redhat.com>
Date: Fri, 24 Jan 2014 15:34:03 +0000 (+0000)
Subject: Avoid crashing when an input file could not be opened
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=317363b4c15062c196316f3df87d6204bc26b06f;p=gcc.git

Avoid crashing when an input file could not be opened

	* input.c (add_file_to_cache_tab): Handle the case where fopen
	returns NULL.

Signed-off-by: Dodji Seketeli <dodji@seketeli.org>

From-SVN: r207046
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index cdbedadc64c..7feb332d94b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2014-01-24  Dodji Seketeli  <dodji@redhat.com>
+
+	* input.c (add_file_to_cache_tab): Handle the case where fopen
+	returns NULL.
+
 2014-01-23  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR target/59929
diff --git a/gcc/input.c b/gcc/input.c
index 290680c1e5a..547c177b09f 100644
--- a/gcc/input.c
+++ b/gcc/input.c
@@ -293,11 +293,8 @@ add_file_to_cache_tab (const char *file_path)
 {
 
   FILE *fp = fopen (file_path, "r");
-  if (ferror (fp))
-    {
-      fclose (fp);
-      return NULL;
-    }
+  if (fp == NULL)
+    return NULL;
 
   unsigned highest_use_count = 0;
   fcache *r = evicted_cache_tab_entry (&highest_use_count);