[PATCH] initrd: remove unused false condition for initrd_start

After LOADER_TYPE && INITRD_START are true, the short if-condition for INITRD_START can never be false. Remove unused code from the else condition. Signed-off-by: Henry Nestler <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
vieko · Dec 7, 2006 · 19e5d9c · 19e5d9c
1 parent 319e799
commit 19e5d9c
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Showing 7 changed files with 7 additions and 16 deletions.
diff --git a/arch/frv/kernel/setup.c b/arch/frv/kernel/setup.c
@@ -947,7 +947,7 @@ static void __init setup_linux_memory(void)
 	if (LOADER_TYPE && INITRD_START) {
 		if (INITRD_START + INITRD_SIZE <= (low_top_pfn << PAGE_SHIFT)) {
 			reserve_bootmem(INITRD_START, INITRD_SIZE);
-			initrd_start = INITRD_START ? INITRD_START + PAGE_OFFSET : 0;
+			initrd_start = INITRD_START + PAGE_OFFSET;
 			initrd_end = initrd_start + INITRD_SIZE;
 		}
 		else {

diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c
@@ -1162,8 +1162,7 @@ void __init setup_bootmem_allocator(void)
 	if (LOADER_TYPE && INITRD_START) {
 		if (INITRD_START + INITRD_SIZE <= (max_low_pfn << PAGE_SHIFT)) {
 			reserve_bootmem(INITRD_START, INITRD_SIZE);
-			initrd_start =
-				INITRD_START ? INITRD_START + PAGE_OFFSET : 0;
+			initrd_start = INITRD_START + PAGE_OFFSET;
 			initrd_end = initrd_start+INITRD_SIZE;
 		}
 		else {

diff --git a/arch/m32r/kernel/setup.c b/arch/m32r/kernel/setup.c
@@ -196,9 +196,7 @@ static unsigned long __init setup_memory(void)
 	if (LOADER_TYPE && INITRD_START) {
 		if (INITRD_START + INITRD_SIZE <= (max_low_pfn << PAGE_SHIFT)) {
 			reserve_bootmem(INITRD_START, INITRD_SIZE);
-			initrd_start = INITRD_START ?
-				INITRD_START + PAGE_OFFSET : 0;
-
+			initrd_start = INITRD_START + PAGE_OFFSET;
 			initrd_end = initrd_start + INITRD_SIZE;
 			printk("initrd:start[%08lx],size[%08lx]\n",
 				initrd_start, INITRD_SIZE);

diff --git a/arch/m32r/mm/discontig.c b/arch/m32r/mm/discontig.c
@@ -105,9 +105,7 @@ unsigned long __init setup_memory(void)
 		if (INITRD_START + INITRD_SIZE <= PFN_PHYS(max_low_pfn)) {
 			reserve_bootmem_node(NODE_DATA(0), INITRD_START,
 				INITRD_SIZE);
-			initrd_start = INITRD_START ?
-				INITRD_START + PAGE_OFFSET : 0;
-
+			initrd_start = INITRD_START + PAGE_OFFSET;
 			initrd_end = initrd_start + INITRD_SIZE;
 			printk("initrd:start[%08lx],size[%08lx]\n",
 				initrd_start, INITRD_SIZE);

diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
@@ -332,8 +332,7 @@ void __init setup_arch(char **cmdline_p)
 	if (LOADER_TYPE && INITRD_START) {
 		if (INITRD_START + INITRD_SIZE <= (max_low_pfn << PAGE_SHIFT)) {
 			reserve_bootmem_node(NODE_DATA(0), INITRD_START+__MEMORY_START, INITRD_SIZE);
-			initrd_start =
-				INITRD_START ? INITRD_START + PAGE_OFFSET + __MEMORY_START : 0;
+			initrd_start = INITRD_START + PAGE_OFFSET + __MEMORY_START;
 			initrd_end = initrd_start + INITRD_SIZE;
 		} else {
 			printk("initrd extends beyond end of memory "

diff --git a/arch/sh64/kernel/setup.c b/arch/sh64/kernel/setup.c
@@ -243,9 +243,7 @@ void __init setup_arch(char **cmdline_p)
 		if (INITRD_START + INITRD_SIZE <= (PFN_PHYS(last_pfn))) {
 		        reserve_bootmem_node(NODE_DATA(0), INITRD_START + __MEMORY_START, INITRD_SIZE);
 
-			initrd_start =
-			  (long) INITRD_START ? INITRD_START + PAGE_OFFSET +  __MEMORY_START : 0;
-
+			initrd_start = (long) INITRD_START + PAGE_OFFSET + __MEMORY_START;
 			initrd_end = initrd_start + INITRD_SIZE;
 		} else {
 			printk("initrd extends beyond end of memory "

diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
@@ -471,8 +471,7 @@ void __init setup_arch(char **cmdline_p)
 	if (LOADER_TYPE && INITRD_START) {
 		if (INITRD_START + INITRD_SIZE <= (end_pfn << PAGE_SHIFT)) {
 			reserve_bootmem_generic(INITRD_START, INITRD_SIZE);
-			initrd_start =
-				INITRD_START ? INITRD_START + PAGE_OFFSET : 0;
+			initrd_start = INITRD_START + PAGE_OFFSET;
 			initrd_end = initrd_start+INITRD_SIZE;
 		}
 		else {