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Convert some malloc + strncpy pairs into strndup calls

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Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Reviewed-by: Jeremy Huddleston <jeremyhu@apple.com>
This commit is contained in:
Alan Coopersmith 2011-10-24 23:16:30 -07:00
parent acde97a39d
commit 08093c25a9
3 changed files with 4 additions and 11 deletions
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7
dix/atom.c
View File

@ -118,14 +118,11 @@ MakeAtom(const char *string, unsigned len, Bool makeit)
}
else
{
char *newstring = malloc(len + 1);
if (!newstring) {
nd->string = strndup(string, len);
if (!nd->string) {
free(nd);
return BAD_RESOURCE;
}
strncpy(newstring, string, (int)len);
newstring[len] = 0;
nd->string = newstring;
}
if ((lastAtom + 1) >= tableLength) {
NodePtr *table;

4
hw/kdrive/src/kinput.c
View File

@ -1049,12 +1049,10 @@ KdGetOptions (InputOption **options, char *string)
if (strchr(string, '='))
{
tam_key = (strchr(string, '=') - string);
key = malloc(tam_key + 1);
key = strndup(string, tam_key);
if (!key)
goto out;
strncpy(key, string, tam_key);
key[tam_key] = '\0';
value = strdup(strchr(string, '=') + 1);
if (!value)
goto out;

4
os/utils.c
View File

@ -1664,13 +1664,11 @@ CheckUserParameters(int argc, char **argv, char **envp)
if (!eq)
continue;
len = eq - envp[i];
e = malloc(len + 1);
e = strndup(envp[i], len);
if (!e) {
bad = InternalError;
break;
}
strncpy(e, envp[i], len);
e[len] = 0;
if (len >= 4 &&
(strcmp(e + len - 4, "PATH") == 0 ||
strcmp(e, "TERMCAP") == 0)) {