[PATCH] block: Replace snprintf with strscpy in check_partition

[PATCH] block: Replace snprintf with strscpy in check_partition

[Thorsten Blum]

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

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
 block/partitions/core.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/block/partitions/core.c b/block/partitions/core.c
index 815ed33caa1b..079057ab535a 100644
--- a/block/partitions/core.c
+++ b/block/partitions/core.c
@@ -7,6 +7,7 @@
 #include <linux/fs.h>
 #include <linux/major.h>
 #include <linux/slab.h>
+#include <linux/string.h>
 #include <linux/ctype.h>
 #include <linux/vmalloc.h>
 #include <linux/raid/detect.h>
@@ -130,7 +131,7 @@ static struct parsed_partitions *check_partition(struct gendisk *hd)
 	state->pp_buf[0] = '\0';
 
 	state->disk = hd;
-	snprintf(state->name, BDEVNAME_SIZE, "%s", hd->disk_name);
+	strscpy(state->name, hd->disk_name);
 	snprintf(state->pp_buf, PAGE_SIZE, " %s:", state->name);
 	if (isdigit(state->name[strlen(state->name)-1]))
 		sprintf(state->name, "p");
-- 
Thorsten Blum <thorsten.blum@linux.dev>
GPG: 1D60 735E 8AEF 3BE4 73B6  9D84 7336 78FD 8DFE EAD4

Re: [PATCH] block: Replace snprintf with strscpy in check_partition

[Jens Axboe]

On Tue, 27 Jan 2026 23:47:01 +0100, Thorsten Blum wrote:
> Replace snprintf("%s", ...) with the faster and more direct strscpy().
> 
> 

Applied, thanks!

[1/1] block: Replace snprintf with strscpy in check_partition
      commit: f46ebb910989a1db244f95bd1f937907591aa2ee

Best regards,
-- 
Jens Axboe