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Subject[PATCH 3/3] mm, sparse: don't check return value of alloc_bootmem calls
Date
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@oracle.com>
---
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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