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| author | Sasha Levin <levinsasha928@gmail.com> | 2012-01-30 23:07:22 -0500 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2012-03-26 12:50:53 +1030 |
| commit | f946eeb9313ff1470758e171a60fe7438a2ded3f (patch) | |
| tree | 9daeca7f4230ca680765078a0b32c98df409934d /kernel/module.c | |
| parent | d53799be6758841e1ffb1fd3780f73d0ffe44432 (diff) | |
| download | lwn-f946eeb9313ff1470758e171a60fe7438a2ded3f.tar.gz lwn-f946eeb9313ff1470758e171a60fe7438a2ded3f.zip | |
module: Remove module size limit
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>
Cc: stable@vger.kernel.org
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'kernel/module.c')
| -rw-r--r-- | kernel/module.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/kernel/module.c b/kernel/module.c index 294692d8fcd8..78ac6ec1e425 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -2411,8 +2411,7 @@ 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) { |