Xen devel - Mar 2008 - [PATCH] ioemu: Initialize ioport_opaque to zero

ioemu: Initialize ioport_opaque to zero
since register_ioport_read requires it.

Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>

diff -r b3c8dcb98543 tools/ioemu/vl.c
--- a/tools/ioemu/vl.c	Wed Mar 19 16:25:52 2008 +0000
+++ b/tools/ioemu/vl.c	Wed Mar 19 17:01:36 2008 +0000
@@ -281,7 +281,7 @@ void default_ioport_writel(void *opaque,
 
 void init_ioports(void)
 {
-    ioport_opaque = malloc(MAX_IOPORTS * sizeof(*ioport_opaque));
+    ioport_opaque = calloc(MAX_IOPORTS, sizeof(*ioport_opaque));
     ioport_read_table = malloc(3 * MAX_IOPORTS * sizeof(**ioport_read_table));
     ioport_write_table = malloc(3 * MAX_IOPORTS *
sizeof(**ioport_write_table));
 }

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Samuel Thibault, le Wed 19 Mar 2008 17:02:59 +0000, a écrit
:
> ioemu: Initialize ioport_opaque to zero
> since register_ioport_read requires it.
Mmm, actually ioport_read/write_table need it too:



ioemu: Initialize ioport_opaque, ioport_read/write_table to zero

Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>

diff -r b3c8dcb98543 tools/ioemu/vl.c
--- a/tools/ioemu/vl.c	Wed Mar 19 16:25:52 2008 +0000
+++ b/tools/ioemu/vl.c	Wed Mar 19 17:05:03 2008 +0000
@@ -281,9 +281,9 @@ void default_ioport_writel(void *opaque,
 
 void init_ioports(void)
 {
-    ioport_opaque = malloc(MAX_IOPORTS * sizeof(*ioport_opaque));
-    ioport_read_table = malloc(3 * MAX_IOPORTS * sizeof(**ioport_read_table));
-    ioport_write_table = malloc(3 * MAX_IOPORTS *
sizeof(**ioport_write_table));
+    ioport_opaque = calloc(MAX_IOPORTS, sizeof(*ioport_opaque));
+    ioport_read_table = calloc(3 * MAX_IOPORTS, sizeof(**ioport_read_table));
+    ioport_write_table = calloc(3 * MAX_IOPORTS, sizeof(**ioport_write_table));
 }
 
 /* size is the word size in byte */

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