EDAC, i82975x: Add ioremap_nocache() error handling
authorArvind Yadav <arvind.yadav.cs@gmail.com>
Mon, 16 Jan 2017 06:44:52 +0000 (12:14 +0530)
committerBorislav Petkov <bp@suse.de>
Mon, 16 Jan 2017 10:09:22 +0000 (11:09 +0100)
commitf5c61277f67f03df334c4486397ecff54968971b
treee9b494099de12ae0e23eefa0013dcad3fe66eb3e
parenteca90a3b3226fcecb4b3bbf4b0b6ff72422674bc
EDAC, i82975x: Add ioremap_nocache() error handling

If ioremap_nocache() fails, it will return NULL. Which will then cause a
NULL-pointer dereference. Handle the returned value properly.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Cc: "Arvind R." <arvino55@gmail.com>
Cc: linux-edac <linux-edac@vger.kernel.org>
Link: http://lkml.kernel.org/r/1484549092-11349-1-git-send-email-arvind.yadav.cs@gmail.com
[ Boris: massage commit message and improve error message. ]
Signed-off-by: Borislav Petkov <bp@suse.de>
drivers/edac/i82975x_edac.c