[PATCH 3/3] mm, sparse: don't check return value of alloc_bootmem calls

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There's no need to check the result of alloc_bootmem() functions since
they'll panic if allocation fails.

Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>
---
 mm/sparse.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/mm/sparse.c b/mm/sparse.c
index 72a0db6..949fb38 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -497,8 +497,6 @@ void __init sparse_init(void)
 	 */
 	size = sizeof(unsigned long *) * NR_MEM_SECTIONS;
 	usemap_map = alloc_bootmem(size);
-	if (!usemap_map)
-		panic("can not allocate usemap_map\n");
 
 	for (pnum = 0; pnum < NR_MEM_SECTIONS; pnum++) {
 		struct mem_section *ms;
@@ -538,8 +536,6 @@ void __init sparse_init(void)
 #ifdef CONFIG_SPARSEMEM_ALLOC_MEM_MAP_TOGETHER
 	size2 = sizeof(struct page *) * NR_MEM_SECTIONS;
 	map_map = alloc_bootmem(size2);
-	if (!map_map)
-		panic("can not allocate map_map\n");
 
 	for (pnum = 0; pnum < NR_MEM_SECTIONS; pnum++) {
 		struct mem_section *ms;
-- 
1.8.0

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