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(main): Don't overrun array bound if argc is 0.

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That would happen when invoked via: execl ("/usr/bin/sort", NULL);
This commit is contained in:
Jim Meyering
2003-05-09 08:50:37 +00:00
parent 883159c855
commit 6476197bcb
1 changed files with 1 additions and 1 deletions
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2
src/sort.c
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@@ -2265,7 +2265,7 @@ main (int argc, char **argv)
long_options, NULL))
== -1))
{
if (optind == argc)
if (argc < optind)
break;
files[nfiles++] = argv[optind++];
}