util/romcc: Don't reference a variable after checking it for NULL

Change-Id: Ic8e850bdf75d38fc061fb3a8c55d38bcf09c305a
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Found-by: Coverity Scan #1129146
Reviewed-on: https://review.coreboot.org/17886
Tested-by: build bot (Jenkins)
Reviewed-by: Nico Huber <nico.h@gmx.de>
This commit is contained in:
Patrick Georgi 2016-12-15 15:21:56 +01:00 committed by Patrick Georgi
parent 44a46a1f04
commit ded1e05d11
1 changed files with 4 additions and 4 deletions

View File

@ -21319,15 +21319,15 @@ static void verify_blocks(struct compile_state *state)
"computed users %d != stored users %d", "computed users %d != stored users %d",
users, block->users); users, block->users);
} }
if (!(block->last->next) || !(block->last->next->u.block)) {
internal_error(state, block->last,
"bad next block");
}
if (!triple_stores_block(state, block->last->next)) { if (!triple_stores_block(state, block->last->next)) {
internal_error(state, block->last->next, internal_error(state, block->last->next,
"cannot find next block"); "cannot find next block");
} }
block = block->last->next->u.block; block = block->last->next->u.block;
if (!block) {
internal_error(state, block->last->next,
"bad next block");
}
} while(block != state->bb.first_block); } while(block != state->bb.first_block);
if (blocks != state->bb.last_vertex) { if (blocks != state->bb.last_vertex) {
internal_error(state, 0, "computed blocks: %d != stored blocks %d", internal_error(state, 0, "computed blocks: %d != stored blocks %d",