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authorPawit Pornkitprasan <p.pawit@gmail.com>2012-11-20 19:27:29 +0700
committerPawit Pornkitprasan <p.pawit@gmail.com>2012-11-20 19:27:29 +0700
commitcc7f0ca4b92d7da9d3a7bd674bfd454cc69e7780 (patch)
tree6ffdbe4122642c18f7dbf3eecd93794d49987dcb /lib
parent67196921fba94cf21b6c2de7da422d536fc9471d (diff)
parent89d2d133c6947c04a8ab539b997f266535beaafe (diff)
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Merge 3.0.52
Merge branch 'linux-3.0.y' of git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable into jellybean-next Conflicts: drivers/net/tun.c kernel/time/timekeeping.c Change-Id: Iba7fc59ca05114d9e7bade8dfc5bb45229ebf075
Diffstat (limited to 'lib')
-rw-r--r--lib/btree.c4
-rw-r--r--lib/gcd.c3
-rw-r--r--lib/genalloc.c2
3 files changed, 6 insertions, 3 deletions
diff --git a/lib/btree.c b/lib/btree.c
index 2a34392..297124d 100644
--- a/lib/btree.c
+++ b/lib/btree.c
@@ -319,8 +319,8 @@ void *btree_get_prev(struct btree_head *head, struct btree_geo *geo,
if (head->height == 0)
return NULL;
-retry:
longcpy(key, __key, geo->keylen);
+retry:
dec_key(geo, key);
node = head->node;
@@ -351,7 +351,7 @@ retry:
}
miss:
if (retry_key) {
- __key = retry_key;
+ longcpy(key, retry_key, geo->keylen);
retry_key = NULL;
goto retry;
}
diff --git a/lib/gcd.c b/lib/gcd.c
index f879033..433d89b 100644
--- a/lib/gcd.c
+++ b/lib/gcd.c
@@ -9,6 +9,9 @@ unsigned long gcd(unsigned long a, unsigned long b)
if (a < b)
swap(a, b);
+
+ if (!b)
+ return a;
while ((r = a % b) != 0) {
a = b;
b = r;
diff --git a/lib/genalloc.c b/lib/genalloc.c
index 577ddf8..cbb294c 100644
--- a/lib/genalloc.c
+++ b/lib/genalloc.c
@@ -57,7 +57,7 @@ int gen_pool_add_virt(struct gen_pool *pool, unsigned long virt, phys_addr_t phy
struct gen_pool_chunk *chunk;
int nbits = size >> pool->min_alloc_order;
int nbytes = sizeof(struct gen_pool_chunk) +
- (nbits + BITS_PER_BYTE - 1) / BITS_PER_BYTE;
+ BITS_TO_LONGS(nbits) * sizeof(long);
chunk = kmalloc_node(nbytes, GFP_KERNEL | __GFP_ZERO, nid);
if (unlikely(chunk == NULL))