mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
* [PATCH] ntfs: Delete unnecessary checks before brelse()
@ 2019-09-03 14:20 Markus Elfring
  0 siblings, 0 replies; 2+ messages in thread
From: Markus Elfring @ 2019-09-03 14:20 UTC (permalink / raw)
  To: linux-ntfs-dev, Anton Altaparmakov; +Cc: LKML, kernel-janitors

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Tue, 3 Sep 2019 16:18:07 +0200

The brelse() function tests whether its argument is NULL
and then returns immediately.
Thus the tests around the shown calls are not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 fs/ntfs/super.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c
index 29621d40f448..f0ed1a3e5c7e 100644
--- a/fs/ntfs/super.c
+++ b/fs/ntfs/super.c
@@ -676,8 +676,7 @@ static struct buffer_head *read_ntfs_boot_sector(struct super_block *sb,
 	} else if (!silent)
 		ntfs_error(sb, read_err_str, "primary");
 	if (!(NTFS_SB(sb)->on_errors & ON_ERRORS_RECOVER)) {
-		if (bh_primary)
-			brelse(bh_primary);
+		brelse(bh_primary);
 		if (!silent)
 			ntfs_error(sb, "Mount option errors=recover not used. "
 					"Aborting without trying to recover.");
@@ -703,8 +702,7 @@ static struct buffer_head *read_ntfs_boot_sector(struct super_block *sb,
 	} else if (!silent)
 		ntfs_error(sb, read_err_str, "backup");
 	/* We failed. Cleanup and return. */
-	if (bh_primary)
-		brelse(bh_primary);
+	brelse(bh_primary);
 	return NULL;
 hotfix_primary_boot_sector:
 	if (bh_primary) {
--
2.23.0


^ permalink raw reply	[flat|nested] 2+ messages in thread

* [PATCH] ntfs: Delete unnecessary checks before brelse()
@ 2019-09-03 14:20 Markus Elfring
  0 siblings, 0 replies; 2+ messages in thread
From: Markus Elfring @ 2019-09-03 14:20 UTC (permalink / raw)
  To: linux-ntfs-dev, Anton Altaparmakov; +Cc: LKML, kernel-janitors

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Tue, 3 Sep 2019 16:18:07 +0200

The brelse() function tests whether its argument is NULL
and then returns immediately.
Thus the tests around the shown calls are not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 fs/ntfs/super.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c
index 29621d40f448..f0ed1a3e5c7e 100644
--- a/fs/ntfs/super.c
+++ b/fs/ntfs/super.c
@@ -676,8 +676,7 @@ static struct buffer_head *read_ntfs_boot_sector(struct super_block *sb,
 	} else if (!silent)
 		ntfs_error(sb, read_err_str, "primary");
 	if (!(NTFS_SB(sb)->on_errors & ON_ERRORS_RECOVER)) {
-		if (bh_primary)
-			brelse(bh_primary);
+		brelse(bh_primary);
 		if (!silent)
 			ntfs_error(sb, "Mount option errors=recover not used. "
 					"Aborting without trying to recover.");
@@ -703,8 +702,7 @@ static struct buffer_head *read_ntfs_boot_sector(struct super_block *sb,
 	} else if (!silent)
 		ntfs_error(sb, read_err_str, "backup");
 	/* We failed. Cleanup and return. */
-	if (bh_primary)
-		brelse(bh_primary);
+	brelse(bh_primary);
 	return NULL;
 hotfix_primary_boot_sector:
 	if (bh_primary) {
--
2.23.0


^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2019-09-03 14:20 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-09-03 14:20 [PATCH] ntfs: Delete unnecessary checks before brelse() Markus Elfring
  -- strict thread matches above, loose matches on Subject: below --
2019-09-03 14:20 Markus Elfring

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®