git: b14cd3a8339e - main - efitable: Don't pass NULL as a format string to xo_err().

[John Baldwin]

The branch main has been updated by jhb:

URL: https://cgit.FreeBSD.org/src/commit/?id=b14cd3a8339ea72cf39df4ccc53c830875c5d866

commit b14cd3a8339ea72cf39df4ccc53c830875c5d866
Author:     John Baldwin <jhb at FreeBSD.org>
AuthorDate: 2021-09-15 16:03:17 +0000
Commit:     John Baldwin <jhb at FreeBSD.org>
CommitDate: 2021-09-15 16:03:17 +0000

    efitable: Don't pass NULL as a format string to xo_err().
    
    This fixes a -Wformat error reported by GCC 9.
    
    Reviewed by:    kib
    Differential Revision:  https://reviews.freebsd.org/D31939
---
 usr.sbin/efitable/efitable.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/usr.sbin/efitable/efitable.c b/usr.sbin/efitable/efitable.c
index 367ce3f033b1..6bd4d96ffd2a 100644
--- a/usr.sbin/efitable/efitable.c
+++ b/usr.sbin/efitable/efitable.c
@@ -146,13 +146,13 @@ main(int argc, char **argv)
 
 	table.uuid = efi_table_ops[efi_idx].uuid;
 	if (ioctl(efi_fd, EFIIOC_GET_TABLE, &table) == -1)
-		xo_err(EX_OSERR, NULL);
+		xo_err(EX_OSERR, "EFIIOC_GET_TABLE (len == 0)");
 
 	table.buf = malloc(table.table_len);
 	table.buf_len = table.table_len;
 
 	if (ioctl(efi_fd, EFIIOC_GET_TABLE, &table) == -1)
-		xo_err(EX_OSERR, NULL);
+		xo_err(EX_OSERR, "EFIIOC_GET_TABLE");
 
 	efi_table_ops[efi_idx].parse(table.buf);
 	close(efi_fd);