top(1): Fix Coverity warning

Don't call strerror on negative errnos Reported by: Coverity CID: 976708 Reviewed by: eadler Differential Revision: https://reviews.freebsd.org/D15909
svn path=/head/; revision=335381
2018-06-19 18:32:06 +00:00 · 2018-06-19 18:32:06 +00:00 · aa9d9bfa90 · 2020-12-20 02:59:44 +00:00
commit aa9d9bfa90
parent 1ef447f923
1 changed files with 1 additions and 1 deletions
--- a/usr.bin/top/commands.c
+++ b/usr.bin/top/commands.c
@ -242,7 +242,7 @@ err_string(void)
 	errp = &(errs[cnt++]);
 	if (errp->errnum != currerr)
 	{
-	    if (currerr != -1)
+	    if (currerr >= 0)
 	    {
 		if ((stringlen = str_adderr(string, stringlen, currerr)) < 2)
 		{