[PATCH] kfree cleanup: drivers/char

This is the drivers/char/ part of the big kfree cleanup patch.

Remove pointless checks for NULL prior to calling kfree() in drivers/char/.

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 3 insertions, 4 deletions

diff --git a/drivers/char/istallion.c b/drivers/char/istallion.c
index e3ddbdb85a2f..ce3bc0d45f1f 100644
--- a/drivers/char/istallion.c
+++ b/drivers/char/istallion.c
@@ -860,10 +860,9 @@ static void __exit istallion_module_exit(void)
         if ((i = unregister_chrdev(STL_SIOMEMMAJOR, "staliomem")))
                 printk("STALLION: failed to un-register serial memory device, "
                         "errno=%d\n", -i);
-        if (stli_tmpwritebuf != (char *) NULL)
-                kfree(stli_tmpwritebuf);
-        if (stli_txcookbuf != (char *) NULL)
-                kfree(stli_txcookbuf);
+
+        kfree(stli_tmpwritebuf);
+        kfree(stli_txcookbuf);
 
         for (i = 0; (i < stli_nrbrds); i++) {
                 if ((brdp = stli_brds[i]) == (stlibrd_t *) NULL)