treewide: add checks for the return value of memblock_alloc*()

[sfrench/cifs-2.6.git] / arch / arm / kernel / setup.c

diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 375b13f7e780663eddb3f04e632751064a6b5bfd..5d78b6ac0429a86bb8756d7ec56a60060f9f1c95 100644 (file)
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -867,6 +867,9 @@ static void __init request_standard_resources(const struct machine_desc *mdesc)
                boot_alias_start = phys_to_idmap(start);
                if (arm_has_idmap_alias() && boot_alias_start != IDMAP_INVALID_ADDR) {
                        res = memblock_alloc(sizeof(*res), SMP_CACHE_BYTES);
+                       if (!res)
+                               panic("%s: Failed to allocate %zu bytes\n",
+                                     __func__, sizeof(*res));
                        res->name = "System RAM (boot alias)";
                        res->start = boot_alias_start;
                        res->end = phys_to_idmap(end);
@@ -875,6 +878,9 @@ static void __init request_standard_resources(const struct machine_desc *mdesc)
                }
 
                res = memblock_alloc(sizeof(*res), SMP_CACHE_BYTES);
+               if (!res)
+                       panic("%s: Failed to allocate %zu bytes\n", __func__,
+                             sizeof(*res));
                res->name  = "System RAM";
                res->start = start;
                res->end = end;