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Fix potential buffer overflow.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27568 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Thomas Martitz 2010-07-26 00:06:06 +00:00
parent a3e6a865df
commit f69e995bda
1 changed files with 2 additions and 2 deletions
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4
apps/settings.c
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@ -1211,13 +1211,13 @@ void set_file(const char* filename, char* setting, const int maxlen)
else
extlen = strlen(extptr);
len = strlen(fptr) - extlen;
len = strlen(fptr) - extlen + 1;
/* error if filename isn't in ROCKBOX_DIR */
if (strncasecmp(ROCKBOX_DIR, filename, ROCKBOX_DIR_LEN) || (len > maxlen))
return;
strlcpy(setting, fptr, len+1);
strlcpy(setting, fptr, len);
settings_save();
}