diff options
| author | Stephen Hemminger <shemminger@linux-foundation.org> | 2007-10-18 03:07:05 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-18 14:37:31 -0700 |
| commit | c80544dc0b87bb65038355e7aafdc30be16b26ab (patch) | |
| tree | 176349304bec88a9de16e650c9919462e0dd453c /kernel | |
| parent | 0e9663ee452ffce0d429656ebbcfe69417a30e92 (diff) | |
sparse pointer use of zero as null
Get rid of sparse related warnings from places that use integer as NULL
pointer.
[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Cc: Andi Kleen <ak@suse.de>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Matt Mackall <mpm@selenic.com>
Cc: Ian Kent <raven@themaw.net>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Davide Libenzi <davidel@xmailserver.org>
Cc: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/futex.c | 4 | ||||
| -rw-r--r-- | kernel/kexec.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/kernel/futex.c b/kernel/futex.c index d725676d84f3..e45a65e41686 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -293,7 +293,7 @@ EXPORT_SYMBOL_GPL(get_futex_key_refs); */ void drop_futex_key_refs(union futex_key *key) { - if (key->both.ptr == 0) + if (!key->both.ptr) return; switch (key->both.offset & (FUT_OFF_INODE|FUT_OFF_MMSHARED)) { case FUT_OFF_INODE: @@ -1046,7 +1046,7 @@ static int unqueue_me(struct futex_q *q) retry: lock_ptr = q->lock_ptr; barrier(); - if (lock_ptr != 0) { + if (lock_ptr != NULL) { spin_lock(lock_ptr); /* * q->lock_ptr can change between reading it and diff --git a/kernel/kexec.c b/kernel/kexec.c index 7885269b0da2..e9f1b4ea504d 100644 --- a/kernel/kexec.c +++ b/kernel/kexec.c @@ -785,7 +785,7 @@ static int kimage_load_normal_segment(struct kimage *image, size_t uchunk, mchunk; page = kimage_alloc_page(image, GFP_HIGHUSER, maddr); - if (page == 0) { + if (!page) { result = -ENOMEM; goto out; } @@ -844,7 +844,7 @@ static int kimage_load_crash_segment(struct kimage *image, size_t uchunk, mchunk; page = pfn_to_page(maddr >> PAGE_SHIFT); - if (page == 0) { + if (!page) { result = -ENOMEM; goto out; } |