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Don't panic if extra_data is longer than VANITY_LENGTH (#10682)

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* Don't panic if extra_data is longer than VANITY_LENGTH

Seems like `extra_data().len()` can be longer than 32 (was 39 here) so this fixes that panic.

* Update ethcore/src/engines/clique/mod.rs
This commit is contained in:
David 2019-05-22 12:35:17 +02:00 committed by Andronik Ordian
parent 89987745f6
commit 26d1303034
1 changed files with 1 additions and 1 deletions
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ethcore/src/engines/clique/mod.rs
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@ -713,7 +713,7 @@ impl Engine<EthereumMachine> for Clique {
} }
} }
let zero_padding_len = VANITY_LENGTH - header.extra_data().len(); let zero_padding_len = VANITY_LENGTH.saturating_sub(header.extra_data().len());
if zero_padding_len > 0 { if zero_padding_len > 0 {
let mut resized_extra_data = header.extra_data().clone(); let mut resized_extra_data = header.extra_data().clone();
resized_extra_data.resize(VANITY_LENGTH, 0); resized_extra_data.resize(VANITY_LENGTH, 0);