4 files changed, 12 insertions, 12 deletions

diff --git a/drivers/clk/mmp/clk-mix.c b/drivers/clk/mmp/clk-mix.c
index b2471fb369f1..90814b2613c0 100644
--- a/drivers/clk/mmp/clk-mix.c
+++ b/drivers/clk/mmp/clk-mix.c
@@ -229,7 +229,7 @@ static int mmp_clk_mix_determine_rate(struct clk_hw *hw,
                         parent_rate = clk_hw_get_rate(parent);
                         mix_rate = parent_rate / item->divisor;
                         gap = abs(mix_rate - req->rate);
-                        if (parent_best == NULL || gap < gap_best) {
+                        if (!parent_best || gap < gap_best) {
                                 parent_best = parent;
                                 parent_rate_best = parent_rate;
                                 mix_rate_best = mix_rate;
@@ -247,7 +247,7 @@ static int mmp_clk_mix_determine_rate(struct clk_hw *hw,
                                 div = _get_div(mix, j);
                                 mix_rate = parent_rate / div;
                                 gap = abs(mix_rate - req->rate);
-                                if (parent_best == NULL || gap < gap_best) {
+                                if (!parent_best || gap < gap_best) {
                                         parent_best = parent;
                                         parent_rate_best = parent_rate;
                                         mix_rate_best = mix_rate;
diff --git a/drivers/clk/mmp/clk-mmp2.c b/drivers/clk/mmp/clk-mmp2.c
index 038023483b98..7460031714da 100644
--- a/drivers/clk/mmp/clk-mmp2.c
+++ b/drivers/clk/mmp/clk-mmp2.c
@@ -83,19 +83,19 @@ void __init mmp2_clk_init(phys_addr_t mpmu_phys, phys_addr_t apmu_phys,
         void __iomem *apbc_base;
 
         mpmu_base = ioremap(mpmu_phys, SZ_4K);
-        if (mpmu_base == NULL) {
+        if (!mpmu_base) {
                 pr_err("error to ioremap MPMU base\n");
                 return;
         }
 
         apmu_base = ioremap(apmu_phys, SZ_4K);
-        if (apmu_base == NULL) {
+        if (!apmu_base) {
                 pr_err("error to ioremap APMU base\n");
                 return;
         }
 
         apbc_base = ioremap(apbc_phys, SZ_4K);
-        if (apbc_base == NULL) {
+        if (!apbc_base) {
                 pr_err("error to ioremap APBC base\n");
                 return;
         }
diff --git a/drivers/clk/mmp/clk-pxa168.c b/drivers/clk/mmp/clk-pxa168.c
index a9ef9209532a..8e2551ab8462 100644
--- a/drivers/clk/mmp/clk-pxa168.c
+++ b/drivers/clk/mmp/clk-pxa168.c
@@ -75,19 +75,19 @@ void __init pxa168_clk_init(phys_addr_t mpmu_phys, phys_addr_t apmu_phys,
         void __iomem *apbc_base;
 
         mpmu_base = ioremap(mpmu_phys, SZ_4K);
-        if (mpmu_base == NULL) {
+        if (!mpmu_base) {
                 pr_err("error to ioremap MPMU base\n");
                 return;
         }
 
         apmu_base = ioremap(apmu_phys, SZ_4K);
-        if (apmu_base == NULL) {
+        if (!apmu_base) {
                 pr_err("error to ioremap APMU base\n");
                 return;
         }
 
         apbc_base = ioremap(apbc_phys, SZ_4K);
-        if (apbc_base == NULL) {
+        if (!apbc_base) {
                 pr_err("error to ioremap APBC base\n");
                 return;
         }
diff --git a/drivers/clk/mmp/clk-pxa910.c b/drivers/clk/mmp/clk-pxa910.c
index a520cf7702a1..7a7965141918 100644
--- a/drivers/clk/mmp/clk-pxa910.c
+++ b/drivers/clk/mmp/clk-pxa910.c
@@ -74,25 +74,25 @@ void __init pxa910_clk_init(phys_addr_t mpmu_phys, phys_addr_t apmu_phys,
         void __iomem *apbc_base;
 
         mpmu_base = ioremap(mpmu_phys, SZ_4K);
-        if (mpmu_base == NULL) {
+        if (!mpmu_base) {
                 pr_err("error to ioremap MPMU base\n");
                 return;
         }
 
         apmu_base = ioremap(apmu_phys, SZ_4K);
-        if (apmu_base == NULL) {
+        if (!apmu_base) {
                 pr_err("error to ioremap APMU base\n");
                 return;
         }
 
         apbcp_base = ioremap(apbcp_phys, SZ_4K);
-        if (apbcp_base == NULL) {
+        if (!apbcp_base) {
                 pr_err("error to ioremap APBC extension base\n");
                 return;
         }
 
         apbc_base = ioremap(apbc_phys, SZ_4K);
-        if (apbc_base == NULL) {
+        if (!apbc_base) {
                 pr_err("error to ioremap APBC base\n");
                 return;
         }