Commit e16aa40b authored by Chirimen-Jako's avatar Chirimen-Jako Committed by Rusty Russell

Suppress false positive warning "-Wmaybe-uninitialized" with GCC -O3

parent 920ca95d
......@@ -302,7 +302,7 @@ fail_take_to:
char *path_readlink(const tal_t *ctx, const char *linkname)
{
ssize_t len, maxlen = 64; /* good first guess. */
ssize_t maxlen = 64; /* good first guess. */
char *ret = NULL;
if (unlikely(!linkname) && is_taken(linkname))
......@@ -311,19 +311,20 @@ fail_take_to:
ret = tal_arr(ctx, char, maxlen + 1);
while (ret) {
len = readlink(linkname, ret, maxlen);
ssize_t len = readlink(linkname, ret, maxlen);
if (len < 0)
goto fail;
if (len < maxlen)
if (len < maxlen) {
ret[len] = '\0';
break;
}
if (!tal_resize(&ret, maxlen *= 2 + 1))
goto fail;
}
if (ret)
ret[len] = '\0';
out:
if (taken(linkname))
tal_free(linkname);
......
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