From: Erik van der Kouwe <erik@minix3.org>
Date: Wed, 28 Apr 2010 08:35:54 +0000 (+0000)
Subject: Avoid sbrk (in favour of malloc) in RS where possible
X-Git-Tag: v3.1.7~110
X-Git-Url: http://zhaoyanbai.com/repos/%22/xml/v3/zones/static/dnssec-keyfromlabel.html?a=commitdiff_plain;h=d17590fcf4cf30ec7ae615b0912568eeaf18fb3a;p=minix.git

Avoid sbrk (in favour of malloc) in RS where possible
---

diff --git a/servers/rs/exec.c b/servers/rs/exec.c
index c72335398..0a9a4dfaf 100644
--- a/servers/rs/exec.c
+++ b/servers/rs/exec.c
@@ -69,7 +69,8 @@ int srv_execve(int proc_e, char *exec, size_t exec_len, char **argv,
 	}
 
 	/* Allocate space for the stack frame. */
-	if ((frame = (char *) sbrk(frame_size)) == (char *) -1) {
+	frame = (char *) malloc(frame_size);
+	if (!frame) {
 		errno = E2BIG;
 		return -1;
 	}
@@ -106,7 +107,7 @@ int srv_execve(int proc_e, char *exec, size_t exec_len, char **argv,
 	r = do_exec(proc_e, exec, exec_len, progname, frame, frame_size);
 
 	/* Return the memory used for the frame and exit. */
-	(void) sbrk(-frame_size);
+	free(frame);
 	return r;
 }