[ACPI] check for kmalloc failure in toshiba_acpi.c

Signed-off-by: Panagiotis Issaris <takis@gna.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/acpi/toshiba_acpi.c b/drivers/acpi/toshiba_acpi.c
index bed8e53a5ee8..73b1d8aeae9d 100644
--- a/drivers/acpi/toshiba_acpi.c
+++ b/drivers/acpi/toshiba_acpi.c
@@ -263,6 +263,9 @@ dispatch_write(struct file* file, const char __user * buffer,
          * destination so that sscanf can be used on it safely.
          */
         tmp_buffer = kmalloc(count + 1, GFP_KERNEL);
+        if(!tmp_buffer)
+                return -ENOMEM;
+
         if (copy_from_user(tmp_buffer, buffer, count)) {
                 result = -EFAULT;
         }