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mm/cma: replace snprintf with strscpy in cma_new_area

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Replace snprintf("%s", ...) with the faster and more direct strscpy().

Link: https://lkml.kernel.org/r/20260126174516.236968-1-thorsten.blum@linux.dev
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: SeongJae Park <sj@kernel.org>
Cc: David Hildenbrand <david@kernel.org>
Cc: Liam Howlett <liam.howlett@oracle.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Thorsten Blum 2026-01-26 18:45:15 +01:00 • committed by Andrew Morton
parent e2c3b6b21c
commit ad789a85b1
1 changed files with 2 additions and 1 deletions
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3
mm/cma.c
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@ -22,6 +22,7 @@
#include <linux/mm.h>
#include <linux/sizes.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/string_choices.h>
#include <linux/log2.h>
#include <linux/cma.h>
@ -233,7 +234,7 @@ static int __init cma_new_area(const char *name, phys_addr_t size,
cma_area_count++;
if (name)
snprintf(cma->name, CMA_MAX_NAME, "%s", name);
strscpy(cma->name, name);
else
snprintf(cma->name, CMA_MAX_NAME, "cma%d\n", cma_area_count);