mwifiex: fix typo in PCIe adapter NULL check

commit 83f0c6d1f502bd75bb4a9e31e8d64e59c6894ad1 upstream.

Add missing "!" as we are supposed to check "!card->adapter"
in PCIe suspend handler.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Reviewed-by: Sergey V. <sftp.mtuci@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c
index 5867fac..6ca3d8a 100644
--- a/drivers/net/wireless/mwifiex/pcie.c
+++ b/drivers/net/wireless/mwifiex/pcie.c
@@ -158,7 +158,7 @@
 
 	if (pdev) {
 		card = (struct pcie_service_card *) pci_get_drvdata(pdev);
-		if (!card || card->adapter) {
+		if (!card || !card->adapter) {
 			pr_err("Card or adapter structure is not valid\n");
 			return 0;
 		}