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authorAndrew Morton <akpm@linux-foundation.org>2007-06-08 16:29:43 -0700
committerRoland Dreier <rolandd@cisco.com>2007-07-09 16:17:33 -0700
commit1d3f4b905a786d69103d9e6d8e92683fb2c7a027 (patch)
treeddb38919eadaf8aff6b59240e0a49f3e85baadc4 /drivers/infiniband
parent43506d954e43933cd6fdcab679f6ab057e7607c6 (diff)
IB: Fix ib_umem_get() when npages == 0
gcc correctly warned: drivers/infiniband/core/umem.c: In function 'ib_umem_get': drivers/infiniband/core/umem.c:78: warning: 'ret' may be used uninitialized in this function Set ret to 0 in case npages == 0 and the loop isn't entered at all. Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/core/umem.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
index d40652a8015..26d0470eef6 100644
--- a/drivers/infiniband/core/umem.c
+++ b/drivers/infiniband/core/umem.c
@@ -121,6 +121,7 @@ struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr,
cur_base = addr & PAGE_MASK;
+ ret = 0;
while (npages) {
ret = get_user_pages(current, current->mm, cur_base,
min_t(int, npages,