gif_deanimate(): Confirm that that we have enough data
authorFabian Keil <fk@fabiankeil.de>
Tue, 9 Feb 2021 10:19:08 +0000 (11:19 +0100)
committerFabian Keil <fk@fabiankeil.de>
Sun, 21 Feb 2021 16:30:16 +0000 (17:30 +0100)
commit88d5b57a4a639f88c937e7b22f6fe976b4380ce9
treee51a1b78a1829ef06b4060463d7b8318c570e166
parent344963815c5b29449042487d942fc12f43144295
gif_deanimate(): Confirm that that we have enough data

... before doing any work.

Fixes a crash when fuzzing with an empty document.

Reported by: Joshua Rogers (Opera).
deanimate.c