mirror of https://gitee.com/openkylin/linux.git
btrfs: trivial fix, a potential memory leak in btrfs_parse_early_options()
Signed-off-by: Jie Liu <jeff.liu@oracle.com>
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parent
5ca496604b
commit
83c8c9bde0
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@ -419,7 +419,7 @@ static int btrfs_parse_early_options(const char *options, fmode_t flags,
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u64 *subvol_rootid, struct btrfs_fs_devices **fs_devices)
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{
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substring_t args[MAX_OPT_ARGS];
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char *opts, *orig, *p;
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char *device_name, *opts, *orig, *p;
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int error = 0;
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int intarg;
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@ -470,8 +470,14 @@ static int btrfs_parse_early_options(const char *options, fmode_t flags,
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}
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break;
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case Opt_device:
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error = btrfs_scan_one_device(match_strdup(&args[0]),
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device_name = match_strdup(&args[0]);
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if (!device_name) {
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error = -ENOMEM;
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goto out;
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}
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error = btrfs_scan_one_device(device_name,
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flags, holder, fs_devices);
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kfree(device_name);
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if (error)
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goto out;
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break;
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