alpha: handle kcalloc failure

arch/alpha/kernel/module.c (module_frob_arch_sections): Handle kcalloc failure.

Signed-off-by: Jim Meyering <meyering@redhat.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/arch/alpha/kernel/module.c b/arch/alpha/kernel/module.c
index 026ba9af6d6a..ebc3c894b5a2 100644
--- a/arch/alpha/kernel/module.c
+++ b/arch/alpha/kernel/module.c
@@ -120,6 +120,12 @@ module_frob_arch_sections(Elf64_Ehdr *hdr, Elf64_Shdr *sechdrs,
 
         nsyms = symtab->sh_size / sizeof(Elf64_Sym);
         chains = kcalloc(nsyms, sizeof(struct got_entry), GFP_KERNEL);
+        if (!chains) {
+                printk(KERN_ERR
+                       "module %s: no memory for symbol chain buffer\n",
+                       me->name);
+                return -ENOMEM;
+        }
 
         got->sh_size = 0;
         got->sh_addralign = 8;