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Diffstat (limited to 'net/rds/info.c')
-rw-r--r--net/rds/info.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/rds/info.c b/net/rds/info.c
index c45c417..4fdf1b6 100644
--- a/net/rds/info.c
+++ b/net/rds/info.c
@@ -76,7 +76,7 @@ void rds_info_register_func(int optname, rds_info_func func)
BUG_ON(optname < RDS_INFO_FIRST || optname > RDS_INFO_LAST);
spin_lock(&rds_info_lock);
- BUG_ON(rds_info_funcs[offset] != NULL);
+ BUG_ON(rds_info_funcs[offset]);
rds_info_funcs[offset] = func;
spin_unlock(&rds_info_lock);
}
@@ -102,7 +102,7 @@ EXPORT_SYMBOL_GPL(rds_info_deregister_func);
*/
void rds_info_iter_unmap(struct rds_info_iterator *iter)
{
- if (iter->addr != NULL) {
+ if (iter->addr) {
kunmap_atomic(iter->addr, KM_USER0);
iter->addr = NULL;
}
@@ -117,7 +117,7 @@ void rds_info_copy(struct rds_info_iterator *iter, void *data,
unsigned long this;
while (bytes) {
- if (iter->addr == NULL)
+ if (!iter->addr)
iter->addr = kmap_atomic(*iter->pages, KM_USER0);
this = min(bytes, PAGE_SIZE - iter->offset);
@@ -188,7 +188,7 @@ int rds_info_getsockopt(struct socket *sock, int optname, char __user *optval,
>> PAGE_SHIFT;
pages = kmalloc(nr_pages * sizeof(struct page *), GFP_KERNEL);
- if (pages == NULL) {
+ if (!pages) {
ret = -ENOMEM;
goto out;
}
@@ -206,7 +206,7 @@ int rds_info_getsockopt(struct socket *sock, int optname, char __user *optval,
call_func:
func = rds_info_funcs[optname - RDS_INFO_FIRST];
- if (func == NULL) {
+ if (!func) {
ret = -ENOPROTOOPT;
goto out;
}
@@ -234,7 +234,7 @@ call_func:
ret = -EFAULT;
out:
- for (i = 0; pages != NULL && i < nr_pages; i++)
+ for (i = 0; pages && i < nr_pages; i++)
put_page(pages[i]);
kfree(pages);