[PATCH 09/12] unblock_monitor(): Check sra is valid before dereferencing

[PATCH 00/12] More leak and NULL pointer dereference fixes · <hidden> · 2011-11-02
[PATCH 01/12] mdadm: add missing break for UpdateSubarray · <hidden> · 2011-11-02
[PATCH 02/12] ping_monitor(): check file descriptor is valid before using and closing it · <hidden> · 2011-11-02
[PATCH 03/12] mdstat_read(): Check return value of dup() before using file descriptor · <hidden> · 2011-11-02
[PATCH 04/12] get_component_size(): Check read() return value for error before using it · <hidden> · 2011-11-02
[PATCH 05/12] array_try_spare(): open_dev() returns -1 on error, not zero · <hidden> · 2011-11-02
[PATCH 06/12] disk_init_and_add(): Fail if opening sysfs file descriptors fail · <hidden> · 2011-11-02
[PATCH 07/12] close_aa(): Verify file descriptors are valid before trying to close them · <hidden> · 2011-11-02
[PATCH 08/12] ahci_enumerate_ports(): Don't close fd that failed to open · <hidden> · 2011-11-02
[PATCH 09/12] unblock_monitor(): Check sra is valid before dereferencing · <hidden> · 2011-11-02
[PATCH 10/12] Manage_ro(): Check pointer rather than dereferencing it · <hidden> · 2011-11-02
[PATCH 11/12] fd2devname(): Don't dereference NULL pointer · <hidden> · 2011-11-02
[PATCH 12/12] match_metadata_desc(): Fix memory leak · <hidden> · 2011-11-02
Re: [PATCH 00/12] More leak and NULL pointer dereference fixes · NeilBrown <hidden> · 2011-11-02
Re: [PATCH 00/12] More leak and NULL pointer dereference fixes · Jes Sorensen <hidden> · 2011-11-03

STALE5345d

From: <hidden>
Date: 2011-11-02 14:42:14
Subsystem: the rest · Maintainer: Linus Torvalds

From: Jes Sorensen <redacted>

Signed-off-by: Jes Sorensen <redacted>
---
 msg.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/msg.c b/msg.c
index 87d3b8d..dc780b3 100644
--- a/msg.c
+++ b/msg.c

@@ -448,6 +448,8 @@ void unblock_monitor(char *container, const int unfreeze)
 			continue;
 		sysfs_free(sra);
 		sra = sysfs_read(-1, e->devnum, GET_VERSION|GET_LEVEL);
+		if (!sra)
+			continue;
 		if (sra->array.level > 0)
 			to_ping++;
 		if (unblock_subarray(sra, unfreeze))

-- 
1.7.6.4

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