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authorJon DeVree <nuxi@vault24.org>2015-02-27 15:52:07 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-28 09:57:51 -0800
commit39afb5ee4640b4ed2cdd9e12b2a67cf785cfced8 (patch)
tree6d96ebba8d64d94c128eec27eecdfec61704666a /kernel
parentd2973697b377e8b061e179c6057e94151759a73d (diff)
downloadop-kernel-dev-39afb5ee4640b4ed2cdd9e12b2a67cf785cfced8.zip
op-kernel-dev-39afb5ee4640b4ed2cdd9e12b2a67cf785cfced8.tar.gz
kernel/sys.c: fix UNAME26 for 4.0
There's a uname workaround for broken userspace which can't handle kernel versions of 3.x. Update it for 4.x. Signed-off-by: Jon DeVree <nuxi@vault24.org> Cc: Andi Kleen <andi@firstfloor.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sys.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/sys.c b/kernel/sys.c
index 667b2e6..a03d9cd 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1108,6 +1108,7 @@ DECLARE_RWSEM(uts_sem);
/*
* Work around broken programs that cannot handle "Linux 3.0".
* Instead we map 3.x to 2.6.40+x, so e.g. 3.0 would be 2.6.40
+ * And we map 4.x to 2.6.60+x, so 4.0 would be 2.6.60.
*/
static int override_release(char __user *release, size_t len)
{
@@ -1127,7 +1128,7 @@ static int override_release(char __user *release, size_t len)
break;
rest++;
}
- v = ((LINUX_VERSION_CODE >> 8) & 0xff) + 40;
+ v = ((LINUX_VERSION_CODE >> 8) & 0xff) + 60;
copy = clamp_t(size_t, len, 1, sizeof(buf));
copy = scnprintf(buf, copy, "2.6.%u%s", v, rest);
ret = copy_to_user(release, buf, copy + 1);
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