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authorDavid S. Miller <davem@davemloft.net>2015-04-06 21:52:19 -0400
committerDavid S. Miller <davem@davemloft.net>2015-04-06 22:34:15 -0400
commitc85d6975ef923cffdd56de3e0e6aba0977282cff (patch)
treecb497deea01827951809c9c7c0f1c22780c146be /lib
parent60302ff631f0f3eac0ec592e128b776f0676b397 (diff)
parentf22e6e847115abc3a0e2ad7bb18d243d42275af1 (diff)
downloadop-kernel-dev-c85d6975ef923cffdd56de3e0e6aba0977282cff.zip
op-kernel-dev-c85d6975ef923cffdd56de3e0e6aba0977282cff.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/ethernet/mellanox/mlx4/cmd.c net/core/fib_rules.c net/ipv4/fib_frontend.c The fib_rules.c and fib_frontend.c conflicts were locking adjustments in 'net' overlapping addition and removal of code in 'net-next'. The mlx4 conflict was a bug fix in 'net' happening in the same place a constant was being replaced with a more suitable macro. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib')
-rw-r--r--lib/lcm.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/lcm.c b/lib/lcm.c
index e97dbd5..03d7fcb 100644
--- a/lib/lcm.c
+++ b/lib/lcm.c
@@ -12,3 +12,14 @@ unsigned long lcm(unsigned long a, unsigned long b)
return 0;
}
EXPORT_SYMBOL_GPL(lcm);
+
+unsigned long lcm_not_zero(unsigned long a, unsigned long b)
+{
+ unsigned long l = lcm(a, b);
+
+ if (l)
+ return l;
+
+ return (b ? : a);
+}
+EXPORT_SYMBOL_GPL(lcm_not_zero);
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