From: Markus Elfring <[email protected]>
Date: Tue, 18 Apr 2017 17:30:15 +0200

* A multiplication for the size determination of a memory allocation
  indicated that an array data structure should be processed.
  Thus use the corresponding function "devm_kcalloc".

* 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 <[email protected]>
---
 drivers/acpi/nfit/core.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index 462e77272272..1aa625dc424a 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -809,9 +809,11 @@ static int nfit_mem_dcr_init(struct acpi_nfit_desc 
*acpi_desc,
                                continue;
                        nfit_mem->nfit_flush = nfit_flush;
                        flush = nfit_flush->flush;
-                       nfit_mem->flush_wpq = devm_kzalloc(acpi_desc->dev,
-                                       flush->hint_count
-                                       * sizeof(struct resource), GFP_KERNEL);
+                       nfit_mem->flush_wpq
+                               = devm_kcalloc(acpi_desc->dev,
+                                              flush->hint_count,
+                                              sizeof(*nfit_mem->flush_wpq),
+                                              GFP_KERNEL);
                        if (!nfit_mem->flush_wpq)
                                return -ENOMEM;
                        for (i = 0; i < flush->hint_count; i++) {
-- 
2.12.2

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