[PATCH][ACPI] toshiba_acpi.c: add check for NULL pointer

["Hmamouche, Youssef" <youssef@ece.utexas.edu>]

This patch adds a check for NULL return from kmalloc.

Signed-off-by: Youssef Hmamouche <hyoussef@gmail.com>



--- a/drivers/acpi/toshiba_acpi.c       2005-07-15 14:18:57.000000000 -0700
+++ b/drivers/acpi/toshiba_acpi.c       2005-08-03 21:35:12.000000000 -0700
@@ -263,6 +263,9 @@
         * destination so that sscanf can be used on it safely.
         */
        tmp_buffer = kmalloc(count + 1, GFP_KERNEL);
+       if(tmp_buffer == NULL) {
+               return -ENOMEM;
+       }
        if (copy_from_user(tmp_buffer, buffer, count)) {
                result = -EFAULT;
        }
-
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