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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-04-07 08:46:23 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-04-07 08:46:23 -0700 |
commit | 5f63e885ac32429fc1340f5a61e1484022efc773 (patch) | |
tree | f9a21a6902e1857274775b96d561d8be17287860 /lib | |
parent | b6d2d3289f84e9c7449dff04fb959e29207acd80 (diff) | |
parent | f22e6e847115abc3a0e2ad7bb18d243d42275af1 (diff) |
Merge tag 'v4.0-rc7' into next
Sync up with Linux 4.0-rc7 to bring in ALPS changes.
Diffstat (limited to 'lib')
-rw-r--r-- | lib/lcm.c | 11 | ||||
-rw-r--r-- | lib/nlattr.c | 2 |
2 files changed, 13 insertions, 0 deletions
diff --git a/lib/lcm.c b/lib/lcm.c index e97dbd51e756..03d7fcb420b5 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); diff --git a/lib/nlattr.c b/lib/nlattr.c index 76a1b59523ab..f5907d23272d 100644 --- a/lib/nlattr.c +++ b/lib/nlattr.c @@ -279,6 +279,8 @@ int nla_memcpy(void *dest, const struct nlattr *src, int count) int minlen = min_t(int, count, nla_len(src)); memcpy(dest, nla_data(src), minlen); + if (count > minlen) + memset(dest + minlen, 0, count - minlen); return minlen; } |