Commit a43e3115 authored by Xu Panda's avatar Xu Panda Committed by Heiko Carstens
Browse files

s390/zcrypt: use strscpy() to instead of strncpy() 



The implementation of strscpy() is more robust and safer.
That's now the recommended way to copy NUL-terminated strings.

Signed-off-by: default avatarXu Panda <xu.panda@zte.com.cn>
Signed-off-by: default avatarYang Yang <yang.yang29@zte.com.cn>
Link: https://lore.kernel.org/r/202301052024349365834@zte.com.cn


Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
parent beb060ed

drivers/s390/crypto/zcrypt_api.c

+2 −4
Original line number Diff line number Diff line
@@ -347,8 +347,7 @@ static ssize_t zcdn_create_store(struct class *class, 
	int rc;

	char name[ZCDN_MAX_NAME];



	strncpy(name, skip_spaces(buf), sizeof(name));

	name[sizeof(name) - 1] = '\0';

	strscpy(name, skip_spaces(buf), sizeof(name));



	rc = zcdn_create(strim(name));
@@ -365,8 +364,7 @@ static ssize_t zcdn_destroy_store(struct class *class, 
	int rc;

	char name[ZCDN_MAX_NAME];



	strncpy(name, skip_spaces(buf), sizeof(name));

	name[sizeof(name) - 1] = '\0';

	strscpy(name, skip_spaces(buf), sizeof(name));



	rc = zcdn_destroy(strim(name));