From 8b3e676b0cb9444f8de18b54dee1ccb51f152460 Mon Sep 17 00:00:00 2001 From: Geliang Tang Date: Sun, 8 Nov 2015 22:17:52 +0800 Subject: [PATCH] staging: rdma: use kmalloc_array instead of kmalloc Use kmalloc_array instead of kmalloc to allocate memory for an array. Signed-off-by: Geliang Tang Signed-off-by: Greg Kroah-Hartman --- drivers/staging/rdma/amso1100/c2.c | 6 ++++-- drivers/staging/rdma/ipath/ipath_file_ops.c | 8 ++++---- 2 files changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/staging/rdma/amso1100/c2.c b/drivers/staging/rdma/amso1100/c2.c index af043f0..b46ebd1 100644 --- a/drivers/staging/rdma/amso1100/c2.c +++ b/drivers/staging/rdma/amso1100/c2.c @@ -111,7 +111,8 @@ static int c2_tx_ring_alloc(struct c2_ring *tx_ring, void *vaddr, struct c2_element *elem; int i; - tx_ring->start = kmalloc(sizeof(*elem) * tx_ring->count, GFP_KERNEL); + tx_ring->start = kmalloc_array(tx_ring->count, sizeof(*elem), + GFP_KERNEL); if (!tx_ring->start) return -ENOMEM; @@ -160,7 +161,8 @@ static int c2_rx_ring_alloc(struct c2_ring *rx_ring, void *vaddr, struct c2_element *elem; int i; - rx_ring->start = kmalloc(sizeof(*elem) * rx_ring->count, GFP_KERNEL); + rx_ring->start = kmalloc_array(rx_ring->count, sizeof(*elem), + GFP_KERNEL); if (!rx_ring->start) return -ENOMEM; diff --git a/drivers/staging/rdma/ipath/ipath_file_ops.c b/drivers/staging/rdma/ipath/ipath_file_ops.c index 13c3cd1..6187b84 100644 --- a/drivers/staging/rdma/ipath/ipath_file_ops.c +++ b/drivers/staging/rdma/ipath/ipath_file_ops.c @@ -917,15 +917,15 @@ static int ipath_create_user_egr(struct ipath_portdata *pd) chunk = pd->port_rcvegrbuf_chunks; egrperchunk = pd->port_rcvegrbufs_perchunk; size = pd->port_rcvegrbuf_size; - pd->port_rcvegrbuf = kmalloc(chunk * sizeof(pd->port_rcvegrbuf[0]), - GFP_KERNEL); + pd->port_rcvegrbuf = kmalloc_array(chunk, sizeof(pd->port_rcvegrbuf[0]), + GFP_KERNEL); if (!pd->port_rcvegrbuf) { ret = -ENOMEM; goto bail; } pd->port_rcvegrbuf_phys = - kmalloc(chunk * sizeof(pd->port_rcvegrbuf_phys[0]), - GFP_KERNEL); + kmalloc_array(chunk, sizeof(pd->port_rcvegrbuf_phys[0]), + GFP_KERNEL); if (!pd->port_rcvegrbuf_phys) { ret = -ENOMEM; goto bail_rcvegrbuf; -- 2.7.4