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ext4: fix potential unnitialized variable
Smatch complains "err" can be uninitialized in the caller.
fs/ext4/indirect.c:349 ext4_alloc_branch()
error: uninitialized symbol 'err'.
Set the error to zero on the success path.
Fixes: 8016e29f43
("ext4: fast commit recovery path")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/363a4673-0fb8-4adf-b4fb-90a499077276@moroto.mountain
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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@ -6126,6 +6126,7 @@ ext4_mb_new_blocks_simple(struct ext4_allocation_request *ar, int *errp)
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ext4_mb_mark_bb(sb, block, 1, true);
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ar->len = 1;
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*errp = 0;
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return block;
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}
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