From mboxrd@z Thu Jan 1 00:00:00 1970 From: elfring@users.sourceforge.net (SF Markus Elfring) Date: Wed, 24 Aug 2016 17:57:27 +0200 Subject: [PATCH] ARM: plat-pxa: Use kmalloc_array() in pxa_dma_init_debugfs() Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Markus Elfring Date: Wed, 24 Aug 2016 17:45:51 +0200 A multiplication for the size determination of a memory allocation indicated that an array data structure should be processed. Thus reuse the corresponding function "kmalloc_array". This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- arch/arm/plat-pxa/dma.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm/plat-pxa/dma.c b/arch/arm/plat-pxa/dma.c index de2b061..50aa995 100644 --- a/arch/arm/plat-pxa/dma.c +++ b/arch/arm/plat-pxa/dma.c @@ -237,8 +237,9 @@ static void pxa_dma_init_debugfs(void) if (!dbgfs_state) goto err_state; - dbgfs_chan = kmalloc(sizeof(*dbgfs_state) * num_dma_channels, - GFP_KERNEL); + dbgfs_chan = kmalloc_array(num_dma_channels, + sizeof(*dbgfs_state), + GFP_KERNEL); if (!dbgfs_chan) goto err_alloc; -- 2.9.3