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build: fix uninitialized variable error on gcc 7.4.0

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*best is checked for null before the comparison against the uninitialized
variable ever happens, so this isn't a real issue.

Initialize it to zero so that we don't fail to compile on certain gcc versions.

plugins/pay.c: In function ‘add_shadow_route’:
plugins/pay.c:644:18: error: ‘sample’ may be used uninitialized in this function
   if (!best || v > sample) {
                ~~^~~~~~~~

Signed-off-by: William Casarin <jb55@jb55.com>
This commit is contained in:
William Casarin
2019-03-02 10:40:44 -08:00
committed by Christian Decker
parent e613ae2d8e
commit 9aaf2fe8d4
1 changed files with 1 additions and 1 deletions
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plugins/pay.c
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@@ -658,7 +658,7 @@ static struct command_result *add_shadow_route(struct command *cmd,
const jsmntok_t *channels = json_get_member(buf, result, "channels");
const jsmntok_t *chan, *best = NULL;
size_t i;
u64 sample;
u64 sample = 0;
u32 cltv, best_cltv;
json_for_each_arr(i, chan, channels) {