[PATCH] rsrc_mgr.c - null ptr fix for 2.4.4

[Praveen Srinivasan]

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))