Messages in this thread Patch in this message | | | From | SF Markus Elfring <> | Subject | [PATCH] [IA64] MCA: Use kmalloc_array() in init_record_index_pools() | Date | Thu, 25 Aug 2016 07:47:04 +0200 |
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From: Markus Elfring <elfring@users.sourceforge.net> Date: Thu, 25 Aug 2016 07:37:46 +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.
* Replace the specification of a data structure by a pointer dereference to make the corresponding size determination a bit safer according to the Linux coding style convention.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> --- arch/ia64/kernel/mca_drv.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/ia64/kernel/mca_drv.c b/arch/ia64/kernel/mca_drv.c index 94f8bf7..e4ce128 100644 --- a/arch/ia64/kernel/mca_drv.c +++ b/arch/ia64/kernel/mca_drv.c @@ -349,9 +349,9 @@ init_record_index_pools(void) /* - 3 - */ slidx_pool.max_idx = (rec_max_size/sect_min_size) * 2 + 1; - slidx_pool.buffer = - kmalloc(slidx_pool.max_idx * sizeof(slidx_list_t), GFP_KERNEL); - + slidx_pool.buffer = kmalloc_array(slidx_pool.max_idx, + sizeof(*slidx_pool.buffer), + GFP_KERNEL); return slidx_pool.buffer ? 0 : -ENOMEM; } -- 2.9.3
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