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(parent: 9305721) | patch
ext4: fix potential memory leak in ext4_fc_record_regions()
authorYe Bin <yebin10@huawei.com>
Wed, 21 Sep 2022 06:40:39 +0000 (14:40 +0800)
committerTheodore Ts'o <tytso@mit.edu>
Sat, 1 Oct 2022 03:46:54 +0000 (23:46 -0400)
commit7069d105c1f15c442b68af43f7fde784f3126739
treeb9e3d7039d65874e0509e182fa60babf6a7435detree | snapshot
parent9305721a309fa1bd7c194e0d4a2335bf3b29dca4commit | diff
ext4: fix potential memory leak in ext4_fc_record_regions()

As krealloc may return NULL, in this case 'state->fc_regions' may not be
freed by krealloc, but 'state->fc_regions' already set NULL. Then will
lead to 'state->fc_regions' memory leak.

Cc: stable@kernel.org
Signed-off-by: Ye Bin <yebin10@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20220921064040.3693255-3-yebin10@huawei.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
fs/ext4/fast_commit.c diff | blob | history
Domain: System / Kernel;