btrfsprogs/0127-mkfs.btrfs-Fix-compilation-errors-with-gcc-4.6.patch
Dirk Mueller a0e284e535 - add support for currently available kernel features:
- add scrub subcommand
  - scan /proc/partitions by default (or use --all-devices for all)
  - mkfs fixes and improvements
  - documentation fixes

- update from git:
  - add btrfs-select-super utility
  - add btrfs-label utility
  - allow mixed data+metadata (option --mixed)
  - allow populating new filesystem with files (option --rootdir)
  - allow discard support in mkfs
  - lzo support
  - deprecate 'btrfsctl' 'btrfs-vol' 'btrfs-show'
  - other bugfixes and documentation improvements

OBS-URL: https://build.opensuse.org/package/show/filesystems/btrfsprogs?expand=0&rev=104
2011-07-13 14:48:36 +00:00

58 lines
1.7 KiB
Diff

From 3a058ce2f1febacf8aacde2b117cdfba291c95cf Mon Sep 17 00:00:00 2001
From: Hugo Mills <hugo@carfax.org.uk>
Date: Sun, 26 Jun 2011 19:41:18 +0100
Subject: [PATCH 27/28] mkfs.btrfs: Fix compilation errors with gcc 4.6
gcc 4.6 complains about several possible use-before-initialise cases
in mkfs, and stops. Fix these by initialising one of the variables in
question, and using the correct error-handling paths for the
remainder.
Signed-off-by: Hugo Mills <hugo@carfax.org.uk>
---
mkfs.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/mkfs.c b/mkfs.c
index e191b7f..f2953db 100644
--- a/mkfs.c
+++ b/mkfs.c
@@ -750,7 +750,7 @@ static int add_file_items(struct btrfs_trans_handle *trans,
ino_t parent_inum, struct stat *st,
const char *path_name, int out_fd)
{
- int ret;
+ int ret = -1;
ssize_t ret_read;
u64 bytes_read = 0;
char *buffer = NULL;
@@ -889,7 +889,7 @@ static int traverse_directory(struct btrfs_trans_handle *trans,
ret = btrfs_lookup_inode(trans, root, &path, &root_dir_key, 1);
if (ret) {
fprintf(stderr, "root dir lookup error\n");
- goto fail;
+ return -1;
}
leaf = path.nodes[0];
@@ -913,7 +913,7 @@ static int traverse_directory(struct btrfs_trans_handle *trans,
if (chdir(parent_dir_entry->path)) {
fprintf(stderr, "chdir error for %s\n",
parent_dir_name);
- goto fail;
+ goto fail_no_files;
}
count = scandir(parent_dir_entry->path, &files,
@@ -996,6 +996,7 @@ static int traverse_directory(struct btrfs_trans_handle *trans,
return 0;
fail:
free_namelist(files, count);
+fail_no_files:
free(parent_dir_entry->path);
free(parent_dir_entry);
return -1;
--
1.7.5.2.353.g5df3e