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Subject[PATCH 2/4] kernel: fix integer as NULL pointer warnings
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Date
kernel/cpuset.c:1268:52: warning: Using plain integer as NULL pointer
kernel/pid_namespace.c:95:24: warning: Using plain integer as NULL pointer

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
---
kernel/cpuset.c | 3 ++-
kernel/pid_namespace.c | 2 +-
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 024888b..48a976c 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -1265,7 +1265,8 @@ static ssize_t cpuset_common_file_write(struct cgroup *cont,
return -E2BIG;

/* +1 for nul-terminator */
- if ((buffer = kmalloc(nbytes + 1, GFP_KERNEL)) == 0)
+ buffer = kmalloc(nbytes + 1, GFP_KERNEL);
+ if (!buffer)
return -ENOMEM;

if (copy_from_user(buffer, userbuf, nbytes)) {
diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
index 6d792b6..5ca37fa 100644
--- a/kernel/pid_namespace.c
+++ b/kernel/pid_namespace.c
@@ -92,7 +92,7 @@ static struct pid_namespace *create_pid_namespace(int level)
atomic_set(&ns->pidmap[0].nr_free, BITS_PER_PAGE - 1);

for (i = 1; i < PIDMAP_ENTRIES; i++) {
- ns->pidmap[i].page = 0;
+ ns->pidmap[i].page = NULL;
atomic_set(&ns->pidmap[i].nr_free, BITS_PER_PAGE);
}

--
1.5.5.1.270.g89765



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