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authorDavid S. Miller <davem@davemloft.net>2008-09-11 23:52:35 -0700
committerDavid S. Miller <davem@davemloft.net>2008-09-11 23:52:35 -0700
commitc91e2ecad0a392604ece6e53d38b484918060825 (patch)
treebd59a2a178be2df930f9d7257ea047f7b7311fbe /arch/sparc64
parent7e0b1e6186c755becf8b19c844c63db1a551898b (diff)
downloadlinux-c91e2ecad0a392604ece6e53d38b484918060825.tar.bz2
sparc64: Fix sparse warnings in prom.c
1) Testing null with '0' 2) returning void-valued expression Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64')
-rw-r--r--arch/sparc64/kernel/prom.c85
1 files changed, 55 insertions, 30 deletions
diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c
index 922dd612612e..5f50e2b17a8f 100644
--- a/arch/sparc64/kernel/prom.c
+++ b/arch/sparc64/kernel/prom.c
@@ -38,7 +38,7 @@ struct device_node *of_find_node_by_phandle(phandle handle)
{
struct device_node *np;
- for (np = allnodes; np != 0; np = np->allnext)
+ for (np = allnodes; np; np = np->allnext)
if (np->node == handle)
break;
@@ -1043,22 +1043,30 @@ static void __init irq_trans_init(struct device_node *dp)
for (i = 0; i < ARRAY_SIZE(pci_irq_trans_table); i++) {
struct irq_trans *t = &pci_irq_trans_table[i];
- if (!strcmp(model, t->name))
- return t->init(dp);
+ if (!strcmp(model, t->name)) {
+ t->init(dp);
+ return;
+ }
}
}
#endif
#ifdef CONFIG_SBUS
if (!strcmp(dp->name, "sbus") ||
- !strcmp(dp->name, "sbi"))
- return sbus_irq_trans_init(dp);
+ !strcmp(dp->name, "sbi")) {
+ sbus_irq_trans_init(dp);
+ return;
+ }
#endif
if (!strcmp(dp->name, "fhc") &&
- !strcmp(dp->parent->name, "central"))
- return central_irq_trans_init(dp);
+ !strcmp(dp->parent->name, "central")) {
+ central_irq_trans_init(dp);
+ return;
+ }
if (!strcmp(dp->name, "virtual-devices") ||
- !strcmp(dp->name, "niu"))
- return sun4v_vdev_irq_trans_init(dp);
+ !strcmp(dp->name, "niu")) {
+ sun4v_vdev_irq_trans_init(dp);
+ return;
+ }
}
static int is_root_node(const struct device_node *dp)
@@ -1329,32 +1337,49 @@ static void __init __build_path_component(struct device_node *dp, char *tmp_buf)
if (parent != NULL) {
if (!strcmp(parent->type, "pci") ||
- !strcmp(parent->type, "pciex"))
- return pci_path_component(dp, tmp_buf);
- if (!strcmp(parent->type, "sbus"))
- return sbus_path_component(dp, tmp_buf);
- if (!strcmp(parent->type, "upa"))
- return upa_path_component(dp, tmp_buf);
- if (!strcmp(parent->type, "ebus"))
- return ebus_path_component(dp, tmp_buf);
+ !strcmp(parent->type, "pciex")) {
+ pci_path_component(dp, tmp_buf);
+ return;
+ }
+ if (!strcmp(parent->type, "sbus")) {
+ sbus_path_component(dp, tmp_buf);
+ return;
+ }
+ if (!strcmp(parent->type, "upa")) {
+ upa_path_component(dp, tmp_buf);
+ return;
+ }
+ if (!strcmp(parent->type, "ebus")) {
+ ebus_path_component(dp, tmp_buf);
+ return;
+ }
if (!strcmp(parent->name, "usb") ||
- !strcmp(parent->name, "hub"))
- return usb_path_component(dp, tmp_buf);
- if (!strcmp(parent->type, "i2c"))
- return i2c_path_component(dp, tmp_buf);
- if (!strcmp(parent->type, "firewire"))
- return ieee1394_path_component(dp, tmp_buf);
- if (!strcmp(parent->type, "virtual-devices"))
- return vdev_path_component(dp, tmp_buf);
-
+ !strcmp(parent->name, "hub")) {
+ usb_path_component(dp, tmp_buf);
+ return;
+ }
+ if (!strcmp(parent->type, "i2c")) {
+ i2c_path_component(dp, tmp_buf);
+ return;
+ }
+ if (!strcmp(parent->type, "firewire")) {
+ ieee1394_path_component(dp, tmp_buf);
+ return;
+ }
+ if (!strcmp(parent->type, "virtual-devices")) {
+ vdev_path_component(dp, tmp_buf);
+ return;
+ }
/* "isa" is handled with platform naming */
}
/* Use platform naming convention. */
- if (tlb_type == hypervisor)
- return sun4v_path_component(dp, tmp_buf);
- else
- return sun4u_path_component(dp, tmp_buf);
+ if (tlb_type == hypervisor) {
+ sun4v_path_component(dp, tmp_buf);
+ return;
+ } else {
+ sun4u_path_component(dp, tmp_buf);
+ }
}
static char * __init build_path_component(struct device_node *dp)