From: Michihiro NAKAJIMA <ggcueroad@gmail.com>
Date: Sat, 6 Feb 2010 03:58:47 +0000 (-0500)
Subject: Use ENOTTY instead of EINVAL to decide if linux kernel
X-Git-Tag: v3.0.0a~1277
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=25078d739b810e979b700021fae2642082e9e6e9;p=thirdparty%2Flibarchive.git

Use ENOTTY instead of EINVAL to decide if linux kernel
supports FS_IOC_FIEMAP or not.

SVN-Revision: 1881
---

diff --git a/libarchive/archive_read_disk_entry_from_file.c b/libarchive/archive_read_disk_entry_from_file.c
index 94c2dca29..0c7d3fc07 100644
--- a/libarchive/archive_read_disk_entry_from_file.c
+++ b/libarchive/archive_read_disk_entry_from_file.c
@@ -631,10 +631,10 @@ setup_sparse(struct archive_read_disk *a,
 
 		r = ioctl(fd, FS_IOC_FIEMAP, fm); 
 		if (r < 0) {
-			/* When errno is EINVAL, it is better we should
+			/* When errno is ENOTTY, it is better we should
 			 * return ARCHIVE_OK because an earlier version
 			 *(<2.6.28) cannot perfom FS_IOC_FIEMAP */
-			if (errno != EINVAL) {
+			if (errno != ENOTTY) {
 				archive_set_error(&a->archive, errno,
 				    "FIEMAP failed");
 				exit_sts = ARCHIVE_FAILED;