From 0e55af6c61a5420ffbeae990928b0fc546a7ef06 Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Wed, 23 Jun 2021 19:44:15 +0200 Subject: chattr: if IOC_FSGETXATTR fails, do not try IOC_FSSETXATTR function old new delta change_attributes 416 410 -6 Signed-off-by: Denys Vlasenko --- e2fsprogs/chattr.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) (limited to 'e2fsprogs') diff --git a/e2fsprogs/chattr.c b/e2fsprogs/chattr.c index 1b12c9f37..e599abae7 100644 --- a/e2fsprogs/chattr.c +++ b/e2fsprogs/chattr.c @@ -141,6 +141,8 @@ static void change_attributes(const char *name, struct globals *gp); static int FAST_FUNC chattr_dir_proc(const char *dir_name, struct dirent *de, void *gp) { +//TODO: use de->d_type (if it's not DT_UNKNOWN) to skip !(REG || DIR || LNK) entries without lstat? + char *path = concat_subpath_file(dir_name, de->d_name); /* path is NULL if de->d_name is "." or "..", else... */ if (path) { @@ -184,12 +186,14 @@ static void change_attributes(const char *name, struct globals *gp) struct ext2_fsxattr fsxattr; r = ioctl(fd, EXT2_IOC_FSGETXATTR, &fsxattr); /* note: ^^^ may fail in 32-bit userspace on 64-bit kernel (seen on 4.12.0) */ - if (r != 0) + if (r != 0) { bb_perror_msg("getting %s on %s", "project ID", name); - fsxattr.fsx_projid = gp->projid; - r = ioctl(fd, EXT2_IOC_FSSETXATTR, &fsxattr); - if (r != 0) - bb_perror_msg("setting %s on %s", "project ID", name); + } else { + fsxattr.fsx_projid = gp->projid; + r = ioctl(fd, EXT2_IOC_FSSETXATTR, &fsxattr); + if (r != 0) + bb_perror_msg("setting %s on %s", "project ID", name); + } } if (gp->flags & OPT_SET) { -- cgit v1.2.1