X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fflash%2Fnor%2Fxmc4xxx.c;h=5677ef0f1634a7c2d853ea79942a63ab088d8a8d;hp=02df46a3fd2444a3c0ec4b9d94bea5eb8daea459;hb=38030e011542a894237b517c065d22db97525954;hpb=b9417ea19c93442679b352a415e5542a573cd08d

diff --git a/src/flash/nor/xmc4xxx.c b/src/flash/nor/xmc4xxx.c
index 02df46a3fd..5677ef0f16 100644
--- a/src/flash/nor/xmc4xxx.c
+++ b/src/flash/nor/xmc4xxx.c
@@ -931,13 +931,13 @@ static int xmc4xxx_get_info_command(struct flash_bank *bank, char *buf, int buf_
 
 	/* If OTP Write protection is enabled (User 2), list each
 	 * sector that has it enabled */
-	char otp_str[8];
+	char otp_str[14];
 	if (otp_enabled) {
 		strcat(prot_str, "\nOTP Protection is enabled for sectors:\n");
 		for (int i = 0; i < bank->num_sectors; i++) {
 			if (fb->write_prot_otp[i]) {
 				snprintf(otp_str, sizeof(otp_str), "- %d\n", i);
-				strncat(prot_str, otp_str, ARRAY_SIZE(otp_str));
+				strncat(prot_str, otp_str, sizeof(prot_str) - strlen(prot_str) - 1);
 			}
 		}
 	}