From: Navya Sri Nizamkari <navyasri.tech@gmail.com>
To: outreachy-kernel@googlegroups.com
Cc: outreachy-kernel@googlegroups.com
Subject: [PATCH 00/12] staging: Transform kzalloc calls to kcalloc and kmalloc to kzalloc.
Date: Sun, 1 Mar 2015 17:35:56 +0530 [thread overview]
Message-ID: <cover.1425211235.git.navyasri.tech@gmail.com> (raw)
This patchset changes some kzalloc calls to kcalloc and
kmalloc to kzalloc.
The semantic patch used to make this change is:
@@
type T, T2;
expression x;
identifier f,f1;
expression E1,E2,E3,E4;
statement S,S1,S2;
@@
- x = (T)kmalloc(E1,E2)
+ x = kzalloc(E1,E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
if ((x!=NULL)&&...) {
... when != \(f1(...,x,...)\|<+...x...+>=E4\)
when != \(while(...) S1\|for(...;...;...) S1\)
- memset((T2)x,0,E1);
...
} else S2
|
- memset((T2)x,0,E1);
)
@@
type T, T2;
type T1;
T1 *x;
T1 *y;
identifier f,f1;
expression E2,E3,E4;
statement S,S1,S2;
@@
- x = (T)kmalloc(sizeof(T1),E2)
+ x = kzalloc(sizeof(T1),E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
if ((x!=NULL)&&...) {
... when != \(f1(...,x,...)\|<+...x...+>=E4\)
when != \(while(...) S1\|for(...;...;...) S1\)
- memset((T2)x,0,sizeof(*y));
...
} else S2
|
- memset((T2)x,0,sizeof(*y));
)
@@
type T, T2;
type T1;
T1 *x;
T1 *y;
identifier f,f1;
expression E,E2,E3,E4;
statement S,S1,S2;
@@
- x = (T)kmalloc(sizeof(T1)*E,E2)
+ x = kzalloc(sizeof(T1)*E,E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
if ((x!=NULL)&&...) {
... when != \(f1(...,x,...)\|<+...x...+>=E4\)
when != \(while(...) S1\|for(...;...;...) S1\)
- memset((T2)x,0,sizeof(*y)*E);
...
} else S2
|
- memset((T2)x,0,sizeof(*y)*E);
)
@@
type T, T2;
type T1;
T1 *x;
T1 *y;
identifier f,f1;
expression E2,E3,E4;
statement S,S1,S2;
@@
- x = (T)kmalloc(sizeof(*y),E2)
+ x = kzalloc(sizeof(*y),E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
if ((x!=NULL)&&...) {
... when != \(f1(...,x,...)\|<+...x...+>=E4\)
when != \(while(...) S1\|for(...;...;...) S1\)
- memset((T2)x,0,sizeof(T1));
...
} else S2
|
- memset((T2)x,0,sizeof(T1));
)
@@
type T, T2;
type T1;
T1 *x;
T1 *y;
identifier f,f1;
expression E,E2,E3,E4;
statement S,S1,S2;
@@
- x = (T)kmalloc(sizeof(*y)*E,E2)
+ x = kzalloc(sizeof(*y)*E,E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
if ((x!=NULL)&&...) {
... when != \(f1(...,x,...)\|<+...x...+>=E4\)
when != \(while(...) S1\|for(...;...;...) S1\)
- memset((T2)x,0,sizeof(T1)*E);
...
} else S2
|
- memset((T2)x,0,sizeof(T1)*E);
)
@ disable neg_if, mult_comm @
type T, T2;
expression x;
identifier f,f1;
expression E0,E1,E2,E3,E4;
statement S,S1,S2;
@@
- x = (T)kmalloc(E0 * E1,E2)
+ x = kzalloc(E0 * E1,E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
if ((x!=NULL)&&...) {
... when != \(f1(...,x,...)\|<+...x...+>=E4\)
when != \(while(...) S1\|for(...;...;...) S1\)
- memset((T2)x,0,E1 * E0);
...
} else S2
|
- memset((T2)x,0,E1 * E0);
)
// ---------------------------------------------------------------------
// ---------------------------------------------------------------------
// have to duplicate everything again to make a version with no braces
//\(x->fld\|f(...,x,...)\|x=E\)
@@
type T, T2;
expression x;
identifier f;
expression E1,E2,E3;
statement S,S2;
@@
- x = (T)kmalloc(E1,E2)
+ x = kzalloc(E1,E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
- if ((x!=NULL)&&...) memset((T2)x,0,E1);
|
+ if (!x)
- if ((x!=NULL)&&...) memset((T2)x,0,E1); else
S2
)
@ @
type T, T2;
type T1;
T1 *x;
T1 *y;
identifier f;
expression E2,E3;
statement S,S2;
@@
- x = (T)kmalloc(sizeof(T1),E2)
+ x = kzalloc(sizeof(T1),E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
- if ((x!=NULL)&&...) memset((T2)x,0,sizeof(*y));
|
+ if (!x)
- if ((x!=NULL)&&...) memset((T2)x,0,sizeof(*y)); else
S2
)
@@
type T, T2;
type T1;
T1 *x;
T1 *y;
identifier f;
expression E,E2,E3;
statement S,S2;
@@
- x = (T)kmalloc(sizeof(T1)*E,E2)
+ x = kzalloc(sizeof(T1)*E,E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
- if ((x!=NULL)&&...) memset((T2)x,0,sizeof(*y)*E);
|
+ if (!x)
- if ((x!=NULL)&&...) memset((T2)x,0,sizeof(*y)*E); else
S2
)
@@
type T, T2;
type T1;
T1 *x;
T1 *y;
identifier f;
expression E2,E3;
statement S,S2;
@@
- x = (T)kmalloc(sizeof(*y),E2)
+ x = kzalloc(sizeof(*y),E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
- if ((x!=NULL)&&...) memset((T2)x,0,sizeof(T1));
|
+ if (!x)
- if ((x!=NULL)&&...) memset((T2)x,0,sizeof(T1)); else
S2
)
@@
type T, T2;
type T1;
T1 *x;
T1 *y;
identifier f;
expression E,E2,E3;
statement S,S2;
@@
- x = (T)kmalloc(sizeof(*y)*E,E2)
+ x = kzalloc(sizeof(*y)*E,E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
- if ((x!=NULL)&&...) memset((T2)x,0,sizeof(T1)*E);
|
+ if (!x)
- if ((x!=NULL)&&...) memset((T2)x,0,sizeof(T1)*E); else
S2
)
@ disable neg_if, mult_comm @
type T, T2;
expression x;
identifier f;
expression E0,E1,E2,E3;
statement S,S2;
@@
- x = (T)kmalloc(E0 * E1,E2)
+ x = kzalloc(E0 * E1,E2)
... when != \(f(...,x,...)\|<+...x...+>=E3\)
when != \(while(...) S\|for(...;...;...) S\)
(
- if ((x!=NULL)&&...) memset((T2)x,0,E1 * E0);
|
+ if (!x)
- if ((x!=NULL)&&...) memset((T2)x,0,E1 * E0); else
S2
)
// ---------------------------------------------------------------------
@@
expression E;
statement S;
@@
kzalloc(...)
...
if (E) S
- else { }
// ---------------------------------------------------------------------
// ---------------------------------------------------------------------
@@
expression E1,E2,E3;
@@
- kzalloc(E1*sizeof(E2),E3)
+ kcalloc(E1,sizeof(E2),E3)
@@
expression E1,E3;
type T;
@@
- kzalloc(E1*sizeof(T),E3)
+ kcalloc(E1,sizeof(T),E3)
@@
expression E1,E2,E3,E4;
@@
- kzalloc(E1*E2*sizeof(E3),E4)
+ kcalloc(E1*E2,sizeof(E3),E4)
@@
expression E1,E2,E3;
type T;
@@
- kzalloc(E1*E2*sizeof(T),E3)
+ kcalloc(E1*E2,sizeof(T),E3)
@@
expression E1,E2,E3,E4;
@@
- kzalloc(sizeof(E3)*E1*E2,E4)
+ kcalloc(E1*E2,sizeof(E3),E4)
@@
expression E1,E2,E3;
type T;
@@
- kzalloc(sizeof(T)*E1*E2,E3)
+ kcalloc(E1*E2,sizeof(T),E3)
@@
constant E1;
expression E2,E3;
@@
- kzalloc(E1*E2,E3)
+ kcalloc(E1,E2,E3)
Navya Sri Nizamkari (12):
staging: rtl8192u: Use kzalloc instead of kmalloc.
staging: rtl8188eu: Use kcalloc instead of kzalloc.
staging: rtl8188eu: Use kcalloc instead of kzalloc.
staging: dgnc: Use kcalloc instead of kzalloc.
staging: iio: Use kcalloc instead of kzalloc.
staging: iio: Use kcalloc instead of kzalloc.
staging: wlan-ng: Use kzalloc instead of kmalloc.
staging: media: Use kcalloc instead of kzalloc.
staging: media: Use kcalloc instead of kzalloc.
staging: unisys: Use kcalloc instead of kzalloc.
staging: rtl8192e: Use kzalloc instead of kcalloc.
staging: rtl8192e: Use kzalloc instead of kmalloc.
drivers/staging/dgnc/dgnc_driver.c | 2 +-
drivers/staging/iio/accel/lis3l02dq_ring.c | 2 +-
drivers/staging/iio/adc/ad7280a.c | 5 +++--
drivers/staging/media/bcm2048/radio-bcm2048.c | 2 +-
drivers/staging/media/davinci_vpfe/vpfe_mc_capture.c | 7 ++++---
drivers/staging/rtl8188eu/core/rtw_xmit.c | 3 ++-
drivers/staging/rtl8188eu/hal/rtl8188eu_recv.c | 2 +-
drivers/staging/rtl8192e/rtllib_module.c | 5 ++---
drivers/staging/rtl8192e/rtllib_softmac.c | 3 +--
drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c | 3 +--
drivers/staging/unisys/visorutil/procobjecttree.c | 6 +++---
drivers/staging/wlan-ng/hfa384x_usb.c | 7 +++----
12 files changed, 23 insertions(+), 24 deletions(-)
--
1.9.1
next reply other threads:[~2015-03-01 12:04 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-01 12:05 Navya Sri Nizamkari [this message]
2015-03-01 12:07 ` [PATCH 01/12] staging: rtl8192u: Use kzalloc instead of kmalloc Navya Sri Nizamkari
2015-03-01 12:07 ` [PATCH 02/12] staging: rtl8188eu: Use kcalloc instead of kzalloc Navya Sri Nizamkari
2015-03-01 12:08 ` [PATCH 03/12] " Navya Sri Nizamkari
2015-03-01 12:09 ` [PATCH 04/12] staging: dgnc: " Navya Sri Nizamkari
2015-03-01 12:09 ` [PATCH 05/12] staging: iio: " Navya Sri Nizamkari
2015-03-01 12:10 ` [PATCH 06/12] " Navya Sri Nizamkari
2015-03-01 12:11 ` [PATCH 07/12] staging: wlan-ng: Use kzalloc instead of kmalloc Navya Sri Nizamkari
2015-03-01 12:11 ` [PATCH 08/12] staging: media: Use kcalloc instead of kzalloc Navya Sri Nizamkari
2015-03-01 12:17 ` [PATCH 09/12] staging: media: Use kcalloc, " Navya Sri Nizamkari
2015-03-01 12:34 ` [Outreachy kernel] " Julia Lawall
2015-03-01 18:10 ` navya sri nizamkari
2015-03-04 8:15 ` Navya Sri Nizamkari
2015-03-01 12:18 ` [PATCH 10/12] staging: unisys: Use kcalloc " Navya Sri Nizamkari
2015-03-01 12:18 ` [PATCH 11/12] staging: rtl8192e: Use kzalloc instead of kcalloc Navya Sri Nizamkari
2015-03-01 12:19 ` [PATCH 12/12] staging: rtl8192e: Use kzalloc instead of kmalloc Navya Sri Nizamkari
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