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Fix a potential buffer underflow.

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This commit is contained in:
Bill Currie 2011-09-09 17:30:07 +09:00
parent 8c67a872c6
commit 08fa6be9f4
1 changed files with 1 additions and 1 deletions

2
libs/util/quakefs.c
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@ -651,7 +651,7 @@ qfs_expand_path (dstring_t *full_path, const char *base, const char *path,
if (*cpath == '/')
separator = "";
len = strlen (base);
if (base[len -1] == '/')
if (len && base[len - 1] == '/')
len--;
dsprintf (full_path, "%.*s%s%s", len, base, separator, cpath);
free (cpath);