!x is more normal for kzalloc failure in the kernel.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@
expression x;
statement S1, S2;
@@
x = kzalloc(...);
if (
- x == NULL
+ !x
) S1 else S2
// </smpl>
Signed-off-by: Julia Lawall <julia.law...@lip6.fr>
---
drivers/staging/lustre/lustre/lmv/lmv_intent.c | 2 +-
drivers/staging/lustre/lustre/lmv/lmv_obd.c | 6 +++---
2 files changed, 4 insertions(+), 4 deletions(-)
diff -u -p a/drivers/staging/lustre/lustre/lmv/lmv_obd.c
b/drivers/staging/lustre/lustre/lmv/lmv_obd.c
--- a/drivers/staging/lustre/lustre/lmv/lmv_obd.c
+++ b/drivers/staging/lustre/lustre/lmv/lmv_obd.c
@@ -716,7 +716,7 @@ repeat_fid2path:
if (remote_gf == NULL) {
remote_gf_size = sizeof(*remote_gf) + PATH_MAX;
remote_gf = kzalloc(remote_gf_size, GFP_NOFS);
- if (remote_gf == NULL) {
+ if (!remote_gf) {
rc = -ENOMEM;
goto out_fid2path;
}
@@ -1398,7 +1398,7 @@ static int lmv_statfs(const struct lu_en
return rc;
temp = kzalloc(sizeof(*temp), GFP_NOFS);
- if (temp == NULL)
+ if (!temp)
return -ENOMEM;
for (i = 0; i < lmv->desc.ld_tgt_count; i++) {
@@ -1730,7 +1730,7 @@ lmv_enqueue_remote(struct obd_export *ex
}
rdata = kzalloc(sizeof(*rdata), GFP_NOFS);
- if (rdata == NULL) {
+ if (!rdata) {
rc = -ENOMEM;
goto out;
}
diff -u -p a/drivers/staging/lustre/lustre/lmv/lmv_intent.c
b/drivers/staging/lustre/lustre/lmv/lmv_intent.c
--- a/drivers/staging/lustre/lustre/lmv/lmv_intent.c
+++ b/drivers/staging/lustre/lustre/lmv/lmv_intent.c
@@ -100,7 +100,7 @@ static int lmv_intent_remote(struct obd_
}
op_data = kzalloc(sizeof(*op_data), GFP_NOFS);
- if (op_data == NULL) {
+ if (!op_data) {
rc = -ENOMEM;
goto out;
}
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