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authorSasha Levin <levinsasha928@gmail.com>2012-01-30 23:07:22 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-04-02 09:53:07 -0700
commitc88e98e32e1709e8cd765b701dd6fdeb08612819 (patch)
tree4b552ed82e047dc5f4ae340dcde008c7ffac838b /kernel/module.c
parent04cf7f7a565f0d2d2f5f3be56ceb6d680cba0f71 (diff)
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module: Remove module size limit
commit f946eeb9313ff1470758e171a60fe7438a2ded3f upstream. Module size was limited to 64MB, this was legacy limitation due to vmalloc() which was removed a while ago. Limiting module size to 64MB is both pointless and affects real world use cases. Cc: Tim Abbott <tim.abbott@oracle.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/module.c')
-rw-r--r--kernel/module.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/kernel/module.c b/kernel/module.c
index 178333c..6969ef0 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2341,8 +2341,7 @@ static int copy_and_check(struct load_info *info,
return -ENOEXEC;
/* Suck in entire file: we'll want most of it. */
- /* vmalloc barfs on "unusual" numbers. Check here */
- if (len > 64 * 1024 * 1024 || (hdr = vmalloc(len)) == NULL)
+ if ((hdr = vmalloc(len)) == NULL)
return -ENOMEM;
if (copy_from_user(hdr, umod, len) != 0) {