* [PATCH] rsrc_mgr.c - null ptr fix for 2.4.4
@ 2001-05-24 7:35 Praveen Srinivasan
2001-05-24 8:29 ` Seiichi Nakashima
2001-05-24 16:09 ` David Hinds
0 siblings, 2 replies; 3+ messages in thread
From: Praveen Srinivasan @ 2001-05-24 7:35 UTC (permalink / raw)
To: torvalds; +Cc: dhinds, linux-kernel, alan
Hi,
This fixes an unchecked ptr bug in the resource manager code for the PCMCIA
driver (rsrc_mgr.c).
Praveen Srinivasan and Frederick Akalin
--- ../linux/./drivers/pcmcia/rsrc_mgr.c Tue Mar 6 19:28:32 2001
+++ ./drivers/pcmcia/rsrc_mgr.c Mon May 7 22:09:09 2001
@@ -189,6 +189,11 @@
/* First, what does a floating port look like? */
b = kmalloc(256, GFP_KERNEL);
+
+ if(b == NULL){
+ return;
+ }
+
memset(b, 0, 256);
for (i = base, most = 0; i < base+num; i += 8) {
if (check_io_resource(i, 8))
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] rsrc_mgr.c - null ptr fix for 2.4.4
2001-05-24 7:35 [PATCH] rsrc_mgr.c - null ptr fix for 2.4.4 Praveen Srinivasan
@ 2001-05-24 8:29 ` Seiichi Nakashima
2001-05-24 16:09 ` David Hinds
1 sibling, 0 replies; 3+ messages in thread
From: Seiichi Nakashima @ 2001-05-24 8:29 UTC (permalink / raw)
To: linux-kernel
Now, I found that many null ptr fix add in linux-2.4.4.
Do other kernels ( 2.2.x or 2.0.x ) affect them.
Praveen Srinivasan wrote
>Hi,
>This fixes an unchecked ptr bug in the resource manager code for the PCMCIA
>driver (rsrc_mgr.c).
>
>Praveen Srinivasan and Frederick Akalin
>
------------------------------
Name : Seiichi Nakashima
E-Mail : nakasei@msynet.gr.jp
------------------------------
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] rsrc_mgr.c - null ptr fix for 2.4.4
2001-05-24 7:35 [PATCH] rsrc_mgr.c - null ptr fix for 2.4.4 Praveen Srinivasan
2001-05-24 8:29 ` Seiichi Nakashima
@ 2001-05-24 16:09 ` David Hinds
1 sibling, 0 replies; 3+ messages in thread
From: David Hinds @ 2001-05-24 16:09 UTC (permalink / raw)
To: Praveen Srinivasan, torvalds; +Cc: linux-kernel, alan
On Thu, May 24, 2001 at 12:35:17AM -0700, Praveen Srinivasan wrote:
> Hi,
> This fixes an unchecked ptr bug in the resource manager code for the PCMCIA
> driver (rsrc_mgr.c).
I would instead suggest:
--- ../linux/./drivers/pcmcia/rsrc_mgr.c Tue Mar 6 19:28:32 2001
+++ ./drivers/pcmcia/rsrc_mgr.c Mon May 7 22:09:09 2001
@@ -189,6 +189,12 @@
/* First, what does a floating port look like? */
b = kmalloc(256, GFP_KERNEL);
+
+ if(b == NULL){
+ printk(" kmalloc failed!\n");
+ return;
+ }
+
memset(b, 0, 256);
for (i = base, most = 0; i < base+num; i += 8) {
if (check_io_resource(i, 8))
^ permalink raw reply [flat|nested] 3+ messages in thread
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2001-05-24 7:35 [PATCH] rsrc_mgr.c - null ptr fix for 2.4.4 Praveen Srinivasan
2001-05-24 8:29 ` Seiichi Nakashima
2001-05-24 16:09 ` David Hinds
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