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kernel: fix integer as NULL pointer warnings

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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>
Reviewed-by: Paul Jackson <pj@sgi.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Harvey Harrison 2008-04-28 14:13:19 -07:00 committed by Linus Torvalds
parent d613c3e2d8
commit b331d259b1
2 changed files with 3 additions and 2 deletions
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3
kernel/cpuset.c
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@ -1265,7 +1265,8 @@ static ssize_t cpuset_common_file_write(struct cgroup *cont,
return -E2BIG; return -E2BIG;
/* +1 for nul-terminator */ /* +1 for nul-terminator */
if ((buffer = kmalloc(nbytes + 1, GFP_KERNEL)) == 0) buffer = kmalloc(nbytes + 1, GFP_KERNEL);
if (!buffer)
return -ENOMEM; return -ENOMEM;
if (copy_from_user(buffer, userbuf, nbytes)) { if (copy_from_user(buffer, userbuf, nbytes)) {

2
kernel/pid_namespace.c
View file

@ -92,7 +92,7 @@ static struct pid_namespace *create_pid_namespace(int level)
atomic_set(&ns->pidmap[0].nr_free, BITS_PER_PAGE - 1); atomic_set(&ns->pidmap[0].nr_free, BITS_PER_PAGE - 1);
for (i = 1; i < PIDMAP_ENTRIES; i++) { 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); atomic_set(&ns->pidmap[i].nr_free, BITS_PER_PAGE);
} }