linux-kernel - [PATCH] uml: Handle failed malloc.

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Message-ID: <87ir138j9s.fsf@rho.meyering.net>
Date:	Tue, 05 Feb 2008 17:23:11 +0100
From:	Jim Meyering <jim@...ering.net>
To:	Jeff Dike <jdike@...toit.com>, linux-kernel@...r.kernel.org
Subject: [PATCH] uml: Handle failed malloc.

* arch/um/os-Linux/mem.c (make_tempfile): Don't deref NULL upon failed malloc.

Signed-off-by: Jim Meyering <meyering@...hat.com>
---
diff --git a/arch/um/os-Linux/mem.c b/arch/um/os-Linux/mem.c
index 436f8d2..e114d09 100644
--- a/arch/um/os-Linux/mem.c
+++ b/arch/um/os-Linux/mem.c
@@ -172,6 +172,8 @@ int __init make_tempfile(const char *template, char **out_tempname,

 	which_tmpdir();
 	tempname = malloc(MAXPATHLEN);
+	if (tempname == NULL)
+	  return -1;

 	find_tempdir();
 	if (template[0] != '/')
--
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