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Subject[PATCH 3/3] orangefs: Adjust three checks for null pointers
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Date
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Thu, 17 Aug 2017 21:35:16 +0200
MIME-Version: 1.0
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The script “checkpatch.pl” pointed information out like the following.

Comparison to NULL could be written !…

Thus fix affected source code places.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
fs/orangefs/acl.c | 2 +-
fs/orangefs/xattr.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/orangefs/acl.c b/fs/orangefs/acl.c
index 7a3754488312..4ea7da31e7f0 100644
--- a/fs/orangefs/acl.c
+++ b/fs/orangefs/acl.c
@@ -35,7 +35,7 @@ struct posix_acl *orangefs_get_acl(struct inode *inode, int type)
* I don't do that for now.
*/
value = kmalloc(ORANGEFS_MAX_XATTR_VALUELEN, GFP_KERNEL);
- if (value == NULL)
+ if (!value)
return ERR_PTR(-ENOMEM);

gossip_debug(GOSSIP_ACL_DEBUG,
diff --git a/fs/orangefs/xattr.c b/fs/orangefs/xattr.c
index 237c9c04dc3b..8d40e01ed0f8 100644
--- a/fs/orangefs/xattr.c
+++ b/fs/orangefs/xattr.c
@@ -239,7 +239,7 @@ int orangefs_inode_setxattr(struct inode *inode, const char *name,
internal_flag = convert_to_internal_xattr_flags(flags);

/* This is equivalent to a removexattr */
- if (size == 0 && value == NULL) {
+ if (size == 0 && !value) {
gossip_debug(GOSSIP_XATTR_DEBUG,
"removing xattr (%s)\n",
name);
@@ -311,7 +311,7 @@ ssize_t orangefs_listxattr(struct dentry *dentry, char *buffer, size_t size)
int i = 0;
int returned_count = 0;

- if (size > 0 && buffer == NULL) {
+ if (size > 0 && !buffer) {
gossip_err("%s: bogus NULL pointers\n", __func__);
return -EINVAL;
}
--
2.14.0
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