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From: Namhyung Kim <namhyung@gmail.com>
To: Lukas Czerner <lczerner@redhat.com>
Cc: Theodore Tso <tytso@mit.edu>, linux-ext4@vger.kernel.org
Subject: [PATCH v2 12/15] mke2fs: add some error checks into PRS()
Date: Thu, 16 Dec 2010 18:40:40 +0900	[thread overview]
Message-ID: <1292492440-6778-1-git-send-email-namhyung@gmail.com> (raw)
In-Reply-To: <1291205003.1684.12.camel@leonhard>

Check return value of some functions and exit if unhandled error occurred.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
---
 misc/mke2fs.c |   26 ++++++++++++++++++++++----
 1 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/misc/mke2fs.c b/misc/mke2fs.c
index b88decfc2f27..6e2092dc051e 100644
--- a/misc/mke2fs.c
+++ b/misc/mke2fs.c
@@ -1108,6 +1108,10 @@ static void PRS(int argc, char *argv[])
 	if (oldpath)
 		pathlen += strlen(oldpath);
 	newpath = malloc(pathlen);
+	if (!newpath) {
+		fprintf(stderr, _("Couldn't allocate memory for new PATH.\n"));
+		exit(1);
+	}
 	strcpy(newpath, PATH_SET);
 
 	/* Update our PATH to include /sbin  */
@@ -1138,14 +1142,28 @@ static void PRS(int argc, char *argv[])
 	profile_set_syntax_err_cb(syntax_err_report);
 	retval = profile_init(config_fn, &profile);
 	if (retval == ENOENT) {
-		profile_init(default_files, &profile);
-		profile_set_default(profile, mke2fs_default_profile);
+		retval = profile_init(default_files, &profile);
+		if (retval)
+			goto profile_error;
+		retval = profile_set_default(profile, mke2fs_default_profile);
+		if (retval)
+			goto profile_error;
+	} else if (retval) {
+profile_error:
+		fprintf(stderr, _("Couldn't init profile successfully"
+				  " (error: %ld).\n"), retval);
+		exit(1);
 	}
 
 	setbuf(stdout, NULL);
 	setbuf(stderr, NULL);
-	add_error_table(&et_ext2_error_table);
-	add_error_table(&et_prof_error_table);
+	retval = add_error_table(&et_ext2_error_table);
+	if (!retval)
+		retval = add_error_table(&et_prof_error_table);
+	if (retval) {
+		fprintf(stderr, _("Unable to add error information.\n"));
+		exit(1);
+	}
 	memset(&fs_param, 0, sizeof(struct ext2_super_block));
 	fs_param.s_rev_level = 1;  /* Create revision 1 filesystems now */
 
-- 
1.7.3.3.400.g93cef


  reply	other threads:[~2010-12-16  9:41 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-29  8:55 [PATCH 00/15] e2fsprogs cleanups Namhyung Kim
2010-11-29  8:55 ` [PATCH 01/15 RESEND] libext2fs: fix potential build failure with OMIT_COM_ERR Namhyung Kim
2010-12-20 15:04   ` [01/15, " Ted Ts'o
2010-11-29  8:55 ` [PATCH 02/15 RESEND] libext2fs: fix dubious code in ext2fs_numeric_progress_init() Namhyung Kim
2010-12-20 15:04   ` [02/15, " Ted Ts'o
2010-11-29  8:55 ` [PATCH 03/15] mke2fs: simplify inode table block counting Namhyung Kim
2010-11-30 12:01   ` Lukas Czerner
2010-12-01 11:49     ` Namhyung Kim
2010-12-20 15:44       ` Ted Ts'o
2010-11-29  8:55 ` [PATCH 04/15] libext2fs: remove unnecessary casts to ext2fs_generic_bitmap Namhyung Kim
2010-12-20 15:50   ` Ted Ts'o
2010-11-29  8:55 ` [PATCH 05/15] libext2fs: fix dubious code in ext2fs_unmark_generic_bitmap() Namhyung Kim
2010-12-20 15:54   ` Ted Ts'o
2010-11-29  8:55 ` [PATCH 06/15] libext2fs: invalid EXT4_FEATURE_RO_COMPAT_HUGE_FILE checks Namhyung Kim
2010-12-20 15:55   ` Ted Ts'o
2010-11-29  8:55 ` [PATCH 07/15] libext2fs: fix error path in ext2fs_update_bb_inode() Namhyung Kim
2010-12-20 16:01   ` Ted Ts'o
2010-11-29  8:55 ` [PATCH 08/15] libext2fs: fix memory leak on error path Namhyung Kim
2010-11-30 12:23   ` Lukas Czerner
2010-12-21 23:06   ` Ted Ts'o
2010-11-29  8:55 ` [PATCH 09/15] mke2fs: check return value of e2p_os2string() Namhyung Kim
2010-12-21 23:13   ` Ted Ts'o
2010-11-29  8:55 ` [PATCH 10/15] mke2fs.8.in: add missing "big" and "huge" usage-type description Namhyung Kim
2010-12-21 23:45   ` Ted Ts'o
2010-11-29  8:55 ` [PATCH 11/15] mke2fs: fix determination of size_type Namhyung Kim
2010-11-30 12:33   ` Lukas Czerner
2010-12-01 12:37     ` Namhyung Kim
2010-12-01 15:46       ` Lukas Czerner
2010-12-21 23:45         ` Ted Ts'o
2010-11-29  8:55 ` [PATCH 12/15] mke2fs: add some error checks into PRS() Namhyung Kim
2010-11-30 12:46   ` Lukas Czerner
2010-12-01 12:03     ` Namhyung Kim
2010-12-16  9:40       ` Namhyung Kim [this message]
2010-12-16 12:19         ` [PATCH v2 " Lukas Czerner
2010-12-22  1:34         ` Ted Ts'o
2010-11-29  8:55 ` [PATCH 13/15] mke2fs: fix potential memory leak in mke2fs_setup_tdb() Namhyung Kim
2010-11-30 13:02   ` Lukas Czerner
2010-12-01 12:32     ` Namhyung Kim
2010-12-16  9:42       ` [PATCH v2 " Namhyung Kim
2010-12-16 12:21         ` Lukas Czerner
2010-11-29  8:55 ` [PATCH 14/15] libext2fs: fix possible memory leak in write_journal_inode() Namhyung Kim
2010-12-22 15:43   ` Ted Ts'o
2010-11-29  8:55 ` [PATCH 15/15] mke2fs.8.in: add ENVIRONMENT section Namhyung Kim
2010-12-22 15:43   ` Ted Ts'o

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