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authorBhumika Goyal <bhumirks@gmail.com>2017-08-21 23:01:12 +0530
committerDavid S. Miller <davem@davemloft.net>2017-08-22 11:04:51 -0700
commit7d47e9a2056f7d4babde19f58c8d236e60308043 (patch)
tree7d3ee11407c469deef9cc405c7fefd42a723a5cb
parentb6d08bd81d3044dcd73ea45fa6c28cc049224d41 (diff)
downloadlinux-7d47e9a2056f7d4babde19f58c8d236e60308043.tar.gz
ptp: make ptp_clock_info const
Make these const as they are only used in a copy operation.
Done using Coccinelle.

@match disable optional_qualifier@
identifier s;
@@
static struct ptp_clock_info s = {...};

@ref@
position p;
identifier match.s;
@@
s@p

@good1@
position ref.p;
identifier match.s,f,c;
expression e;
@@
(
e = s@p
|
e = s@p.f
|
c(...,s@p.f,...)
|
c(...,s@p,...)
)

@bad depends on  !good1@
position ref.p;
identifier match.s;
@@
s@p

@depends on forall !bad disable optional_qualifier@
identifier match.s;
@@
static
+ const
struct ptp_clock_info s;

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/ptp/ptp_dte.c2
-rw-r--r--drivers/ptp/ptp_ixp46x.c2
-rw-r--r--drivers/ptp/ptp_kvm.c2
-rw-r--r--drivers/ptp/ptp_pch.c2
4 files changed, 4 insertions, 4 deletions
diff --git a/drivers/ptp/ptp_dte.c b/drivers/ptp/ptp_dte.c
index faf6f7a83713..6edd3b9c7f01 100644
--- a/drivers/ptp/ptp_dte.c
+++ b/drivers/ptp/ptp_dte.c
@@ -221,7 +221,7 @@ static int ptp_dte_enable(struct ptp_clock_info *ptp,
 	return -EOPNOTSUPP;
 }
 
-static struct ptp_clock_info ptp_dte_caps = {
+static const struct ptp_clock_info ptp_dte_caps = {
 	.owner		= THIS_MODULE,
 	.name		= "DTE PTP timer",
 	.max_adj	= 50000000,
diff --git a/drivers/ptp/ptp_ixp46x.c b/drivers/ptp/ptp_ixp46x.c
index 344a3bac210b..1171ffd210b3 100644
--- a/drivers/ptp/ptp_ixp46x.c
+++ b/drivers/ptp/ptp_ixp46x.c
@@ -236,7 +236,7 @@ static int ptp_ixp_enable(struct ptp_clock_info *ptp,
 	return -EOPNOTSUPP;
 }
 
-static struct ptp_clock_info ptp_ixp_caps = {
+static const struct ptp_clock_info ptp_ixp_caps = {
 	.owner		= THIS_MODULE,
 	.name		= "IXP46X timer",
 	.max_adj	= 66666655,
diff --git a/drivers/ptp/ptp_kvm.c b/drivers/ptp/ptp_kvm.c
index bb865695d7a6..2b1b212c219e 100644
--- a/drivers/ptp/ptp_kvm.c
+++ b/drivers/ptp/ptp_kvm.c
@@ -150,7 +150,7 @@ static int ptp_kvm_enable(struct ptp_clock_info *ptp,
 	return -EOPNOTSUPP;
 }
 
-static struct ptp_clock_info ptp_kvm_caps = {
+static const struct ptp_clock_info ptp_kvm_caps = {
 	.owner		= THIS_MODULE,
 	.name		= "KVM virtual PTP",
 	.max_adj	= 0,
diff --git a/drivers/ptp/ptp_pch.c b/drivers/ptp/ptp_pch.c
index 3aa22ae4d94c..b3285175f20f 100644
--- a/drivers/ptp/ptp_pch.c
+++ b/drivers/ptp/ptp_pch.c
@@ -509,7 +509,7 @@ static int ptp_pch_enable(struct ptp_clock_info *ptp,
 	return -EOPNOTSUPP;
 }
 
-static struct ptp_clock_info ptp_pch_caps = {
+static const struct ptp_clock_info ptp_pch_caps = {
 	.owner		= THIS_MODULE,
 	.name		= "PCH timer",
 	.max_adj	= 50000000,