From: Anand Jain <anand.jain@oracle.com>
Date: Sun, 29 Jan 2023 02:42:30 +0000 (+0800)
Subject: fstests: doio.c, fix missing initialization of -C arg
X-Git-Tag: v2023.02.05~4
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=7fa8a9a25bd1415c67e7bf0ed6c02727ba94fc40;p=xfstests-dev.git

fstests: doio.c, fix missing initialization of -C arg

Resolves GCC warnings on null values for %tok.

doio.c: In function 'parse_cmdline':
doio.c:3113:33: warning: '%s' directive argument is null [-Wformat-overflow=]
3113 |			fprintf(stderr,
     |				^~~~~~~~~~~~~~~
3114 |				"%s:  Illegal -C arg (%s).  Must be one of: ",
     |				~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
3115 |				Prog, tok);
     |				~~~~~~~~~~

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: Bill O'Donnell <bodonnel@redhat.com>
Signed-off-by: Zorro Lang <zlang@kernel.org>
---

diff --git a/ltp/doio.c b/ltp/doio.c
index 83f8cf55..fd64df0f 100644
--- a/ltp/doio.c
+++ b/ltp/doio.c
@@ -3106,6 +3106,7 @@ char	*opts;
 
 		case 'C':
 			C_opt++;
+			tok = strtok(optarg, ",");
 			for(s=checkmap; s->string != NULL; s++)
 				if(!strcmp(s->string, optarg))
 					break;