forked from luck/tmp_suning_uos_patched
btrfs: kmap() can't fail
Remove NULL test on kmap() as it will always return a valid pointer. Signed-off-by: Fabian Frederick <fabf@skynet.be> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
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@ -1668,14 +1668,8 @@ static int btrfsic_read_block(struct btrfsic_state *state,
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dev_bytenr += (j - i) * PAGE_SIZE;
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i = j;
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}
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for (i = 0; i < num_pages; i++) {
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for (i = 0; i < num_pages; i++)
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block_ctx->datav[i] = kmap(block_ctx->pagev[i]);
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if (!block_ctx->datav[i]) {
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pr_info("btrfsic: kmap() failed (dev %s)!\n",
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block_ctx->dev->name);
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return -1;
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}
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}
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return block_ctx->len;
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}
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