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Date: Tue, 30 Nov 2021 12:40:06 +0300 From: Dan Carpenter <dan.carpenter@...cle.com> To: harshadshirwadkar@...il.com Cc: linux-ext4@...r.kernel.org Subject: [bug report] ext4: fast commit recovery path Hello Harshad Shirwadkar, The patch 8016e29f4362: "ext4: fast commit recovery path" from Oct 15, 2020, leads to the following Smatch static checker warnings: fs/ext4/inode.c:4533 __ext4_get_inode_loc_noinmem() error: uninitialized symbol 'err_blk'. fs/ext4/inode.c:4548 ext4_get_inode_loc() error: uninitialized symbol 'err_blk'. fs/ext4/inode.c 4523 static int __ext4_get_inode_loc_noinmem(struct inode *inode, 4524 struct ext4_iloc *iloc) 4525 { 4526 ext4_fsblk_t err_blk; 4527 int ret; 4528 4529 ret = __ext4_get_inode_loc(inode->i_sb, inode->i_ino, NULL, iloc, 4530 &err_blk); 4531 4532 if (ret == -EIO) --> 4533 ext4_error_inode_block(inode, err_blk, EIO, Only the last return -EIO sets err_blk. The first return -EIO leaves it uninitialized. 4534 "unable to read itable block"); 4535 4536 return ret; 4537 } regards, dan carpenter
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