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Error on invalid modifier keys.

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This commit is contained in:
nicm 2016-11-23 16:44:42 +00:00
parent 3cf19d6dd0
commit 24916f2f6e
1 changed files with 4 additions and 1 deletions

5
key-string.c
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@ -140,6 +140,9 @@ key_string_get_modifiers(const char **string)
case 's':
modifiers |= KEYC_SHIFT;
break;
default:
*string = NULL;
return 0;
}
*string += 2;
}
@ -179,7 +182,7 @@ key_string_lookup_string(const char *string)
string++;
}
modifiers |= key_string_get_modifiers(&string);
if (string[0] == '\0')
if (string == NULL || string[0] == '\0')
return (KEYC_UNKNOWN);
/* Is this a standard ASCII key? */