From: Stephen Boyd <sboyd@codeaurora.org>
Date: Fri, 28 Aug 2015 18:18:49 +0000 (-0700)
Subject: soc: qcom: smem: Avoid NULL pointer exception on remove
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=f8c67df71bcdd863d623985c9e8dc78368c862db;p=linux-beck.git

soc: qcom: smem: Avoid NULL pointer exception on remove

Don't set a pointer to NULL and then dereference it in the next
line.

Cc: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Andy Gross <agross@codeaurora.org>
---

diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c
index 52365188a1c2..f402a606eb7d 100644
--- a/drivers/soc/qcom/smem.c
+++ b/drivers/soc/qcom/smem.c
@@ -730,8 +730,8 @@ static int qcom_smem_probe(struct platform_device *pdev)
 
 static int qcom_smem_remove(struct platform_device *pdev)
 {
-	__smem = NULL;
 	hwspin_lock_free(__smem->hwlock);
+	__smem = NULL;
 
 	return 0;
 }