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authorThorsten Blum <thorsten.blum@linux.dev>2026-01-26 20:45:15 +0300
committerAndrew Morton <akpm@linux-foundation.org>2026-02-07 02:47:15 +0300
commitad789a85b1633ea84ad8ccf625588d6416877e69 (patch)
tree6deeffa14f0ad6a977893f405a0108d3320dd4f6
parente2c3b6b21c77f72e5e36a076594eb56c714fce0c (diff)
downloadlinux-ad789a85b1633ea84ad8ccf625588d6416877e69.tar.xz
mm/cma: replace snprintf with strscpy in cma_new_area
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>
-rw-r--r--mm/cma.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/cma.c b/mm/cma.c
index b80b60ed4927..94b5da468a7d 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -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);