drivers/char/msm_smd_pkt.c: don't use IS_ERR()

The various basic memory allocation function return NULL, not an
ERR_PTR.

The semantic patch that makes this change is available in
scripts/coccinelle/null/eno.cocci.

More information about semantic patching is available at
http://coccinelle.lip6.fr/

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Cc: Niranjana Vishwanathapura <nvishwan@codeaurora.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/msm_smd_pkt.c b/drivers/char/msm_smd_pkt.c
index b6f8a65..8eca55d 100644
--- a/drivers/char/msm_smd_pkt.c
+++ b/drivers/char/msm_smd_pkt.c
@@ -379,9 +379,8 @@
 	for (i = 0; i < NUM_SMD_PKT_PORTS; ++i) {
 		smd_pkt_devp[i] = kzalloc(sizeof(struct smd_pkt_dev),
 					  GFP_KERNEL);
-		if (IS_ERR(smd_pkt_devp[i])) {
-			r = PTR_ERR(smd_pkt_devp[i]);
-			pr_err("kmalloc() failed %d\n", r);
+		if (!smd_pkt_devp[i]) {
+			pr_err("kmalloc() failed\n");
 			goto clean_cdevs;
 		}