From: Jens Axboe <axboe@kernel.dk>
Date: Fri, 2 Nov 2012 15:35:18 +0000 (+0100)
Subject: smalloc: fix int truncation issue
X-Git-Tag: fio-2.0.11~39^2~2
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=7982aa7da64b68f38c7ec685a428334e3af4e340

smalloc: fix int truncation issue

Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/smalloc.c b/smalloc.c
index d0b6f1e1..9f40f65a 100644
--- a/smalloc.c
+++ b/smalloc.c
@@ -431,10 +431,13 @@ static void *smalloc_pool(struct pool *pool, unsigned int size)
 	return ptr;
 }
 
-void *smalloc(unsigned int size)
+void *smalloc(size_t size)
 {
 	unsigned int i;
 
+	if (size != (unsigned int) size)
+		return NULL;
+
 	global_write_lock();
 	i = last_pool;
 
diff --git a/smalloc.h b/smalloc.h
index 6905c6a8..f9a5e410 100644
--- a/smalloc.h
+++ b/smalloc.h
@@ -1,7 +1,7 @@
 #ifndef FIO_SMALLOC_H
 #define FIO_SMALLOC_H
 
-extern void *smalloc(unsigned int);
+extern void *smalloc(size_t);
 extern void sfree(void *);
 extern char *smalloc_strdup(const char *);
 extern void sinit(void);