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authorAndy Grover <andy.grover@oracle.com>2010-01-12 11:56:44 -0800
committerAndy Grover <andy.grover@oracle.com>2010-09-08 18:11:32 -0700
commit8690bfa17aea4c42da1bcf90a7af93d161eca624 (patch)
tree88c4c5fa63aab0c18cf13228c4b3a6f980aa74be /net/rds/ib_recv.c
parent2dc393573430f853e56e25bf4b41c34ba2aa8fd6 (diff)
downloadlinux-sh-8690bfa17aea4c42da1bcf90a7af93d161eca624.tar.gz
RDS: cleanup: remove "== NULL"s and "!= NULL"s in ptr comparisons
Favor "if (foo)" style over "if (foo != NULL)". Signed-off-by: Andy Grover <andy.grover@oracle.com>
Diffstat (limited to 'net/rds/ib_recv.c')
-rw-r--r--net/rds/ib_recv.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/net/rds/ib_recv.c b/net/rds/ib_recv.c
index c74e9904a6b2..d0ee9c114c6c 100644
--- a/net/rds/ib_recv.c
+++ b/net/rds/ib_recv.c
@@ -53,7 +53,7 @@ static void rds_ib_frag_drop_page(struct rds_page_frag *frag)
static void rds_ib_frag_free(struct rds_page_frag *frag)
{
rdsdebug("frag %p page %p\n", frag, frag->f_page);
- BUG_ON(frag->f_page != NULL);
+ BUG_ON(frag->f_page);
kmem_cache_free(rds_ib_frag_slab, frag);
}
@@ -143,14 +143,14 @@ static int rds_ib_recv_refill_one(struct rds_connection *conn,
struct ib_sge *sge;
int ret = -ENOMEM;
- if (recv->r_ibinc == NULL) {
+ if (!recv->r_ibinc) {
if (!atomic_add_unless(&rds_ib_allocation, 1, rds_ib_sysctl_max_recv_allocation)) {
rds_ib_stats_inc(s_ib_rx_alloc_limit);
goto out;
}
recv->r_ibinc = kmem_cache_alloc(rds_ib_incoming_slab,
kptr_gfp);
- if (recv->r_ibinc == NULL) {
+ if (!recv->r_ibinc) {
atomic_dec(&rds_ib_allocation);
goto out;
}
@@ -158,17 +158,17 @@ static int rds_ib_recv_refill_one(struct rds_connection *conn,
rds_inc_init(&recv->r_ibinc->ii_inc, conn, conn->c_faddr);
}
- if (recv->r_frag == NULL) {
+ if (!recv->r_frag) {
recv->r_frag = kmem_cache_alloc(rds_ib_frag_slab, kptr_gfp);
- if (recv->r_frag == NULL)
+ if (!recv->r_frag)
goto out;
INIT_LIST_HEAD(&recv->r_frag->f_item);
recv->r_frag->f_page = NULL;
}
- if (ic->i_frag.f_page == NULL) {
+ if (!ic->i_frag.f_page) {
ic->i_frag.f_page = alloc_page(page_gfp);
- if (ic->i_frag.f_page == NULL)
+ if (!ic->i_frag.f_page)
goto out;
ic->i_frag.f_offset = 0;
}
@@ -757,7 +757,7 @@ static void rds_ib_process_recv(struct rds_connection *conn,
* into the inc and save the inc so we can hang upcoming fragments
* off its list.
*/
- if (ibinc == NULL) {
+ if (!ibinc) {
ibinc = recv->r_ibinc;
recv->r_ibinc = NULL;
ic->i_ibinc = ibinc;
@@ -940,13 +940,13 @@ int __init rds_ib_recv_init(void)
rds_ib_incoming_slab = kmem_cache_create("rds_ib_incoming",
sizeof(struct rds_ib_incoming),
0, 0, NULL);
- if (rds_ib_incoming_slab == NULL)
+ if (!rds_ib_incoming_slab)
goto out;
rds_ib_frag_slab = kmem_cache_create("rds_ib_frag",
sizeof(struct rds_page_frag),
0, 0, NULL);
- if (rds_ib_frag_slab == NULL)
+ if (!rds_ib_frag_slab)
kmem_cache_destroy(rds_ib_incoming_slab);
else
ret = 0;