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ext4: initialize retries variable in ext4_da_write_inline_data_begin()

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commit 625ef8a3ac upstream.

Variable retries is not initialized in ext4_da_write_inline_data_begin()
which can lead to nondeterministic number of retries in case we hit
ENOSPC. Initialize retries to zero as we do everywhere else.

Signed-off-by: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Fixes: bc0ca9df3b ("ext4: retry allocation when inline->extent conversion failed")
Cc: stable@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lukas Czerner
2018-10-02 21:18:45 -04:00
committed by Greg Kroah-Hartman
parent b2af09dd37
commit 99a3b22447
1 changed files with 1 additions and 1 deletions
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2
fs/ext4/inline.c
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@@ -863,7 +863,7 @@ int ext4_da_write_inline_data_begin(struct address_space *mapping,
handle_t *handle;
struct page *page;
struct ext4_iloc iloc;
int retries;
int retries = 0;
ret = ext4_get_inode_loc(inode, &iloc);
if (ret)