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fs: ext4: avoid NULL check before free()

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free() checks if its argument is NULL. Don't duplicate this in the calling
code.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2020-04-28 21:50:02 +02:00 • committed by Tom Rini
parent b142d0ac19
commit 4fb0f55fd2
1 changed files with 5 additions and 10 deletions
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5
fs/ext4/ext4_journal.c
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@ -107,21 +107,17 @@ void ext4fs_free_journal(void)
for (i = 0; i < MAX_JOURNAL_ENTRIES; i++) {
if (dirty_block_ptr[i]->blknr == -1)
break;
if (dirty_block_ptr[i]->buf)
free(dirty_block_ptr[i]->buf);
}
for (i = 0; i < MAX_JOURNAL_ENTRIES; i++) {
if (journal_ptr[i]->blknr == -1)
break;
if (journal_ptr[i]->buf)
free(journal_ptr[i]->buf);
}
for (i = 0; i < MAX_JOURNAL_ENTRIES; i++) {
if (journal_ptr[i])
free(journal_ptr[i]);
if (dirty_block_ptr[i])
free(dirty_block_ptr[i]);
}
gindex = 0;
@ -272,7 +268,6 @@ void ext4fs_free_revoke_blks(void)
struct revoke_blk_list *next_node = NULL;
while (tmp_node != NULL) {
if (tmp_node->content)
free(tmp_node->content);
tmp_node = tmp_node->next;
}