[PATCH] get rid of redundant NULL checks before kfree() in arch/i386/

Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

3 files changed, 4 insertions, 9 deletions

diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k7.c b/arch/i386/kernel/cpu/cpufreq/powernow-k7.c
index 5c530064eb74..73a5dc5b26b8 100644
--- a/arch/i386/kernel/cpu/cpufreq/powernow-k7.c
+++ b/arch/i386/kernel/cpu/cpufreq/powernow-k7.c
@@ -648,9 +648,7 @@ static int powernow_cpu_exit (struct cpufreq_policy *policy) {
         }
 #endif
 
-        if (powernow_table)
-                kfree(powernow_table);
-
+        kfree(powernow_table);
         return 0;
 }
 
diff --git a/arch/i386/kernel/cpu/mtrr/generic.c b/arch/i386/kernel/cpu/mtrr/generic.c
index f468a979e9aa..64d91f73a0a4 100644
--- a/arch/i386/kernel/cpu/mtrr/generic.c
+++ b/arch/i386/kernel/cpu/mtrr/generic.c
@@ -70,8 +70,7 @@ void __init get_mtrr_state(void)
 /*  Free resources associated with a struct mtrr_state  */
 void __init finalize_mtrr_state(void)
 {
-        if (mtrr_state.var_ranges)
-                kfree(mtrr_state.var_ranges);
+        kfree(mtrr_state.var_ranges);
         mtrr_state.var_ranges = NULL;
 }
 
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index fc81c8cddd22..060c4ca4d69f 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -632,10 +632,8 @@ static int __init balanced_irq_init(void)
                 printk(KERN_ERR "balanced_irq_init: failed to spawn balanced_irq");
 failed:
         for (i = 0; i < NR_CPUS; i++) {
-                if(irq_cpu_data[i].irq_delta)
-                        kfree(irq_cpu_data[i].irq_delta);
-                if(irq_cpu_data[i].last_irq)
-                        kfree(irq_cpu_data[i].last_irq);
+                kfree(irq_cpu_data[i].irq_delta);
+                kfree(irq_cpu_data[i].last_irq);
         }
         return 0;
 }