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| author | Eric Sesterhenn <eric.sesterhenn@focus-voip.de> | 2009-07-28 14:32:08 +0200 |
|---|---|---|
| committer | J. Bruce Fields <bfields@citi.umich.edu> | 2009-07-28 14:29:34 -0400 |
| commit | 2522a776c1b9b5c93383d07717f895cc1a56a87a (patch) | |
| tree | 1233866afaa4d6caf135f4714c30dd3c8f2cb270 | |
| parent | 4bd9b0f4afc76cf972578c702e1bc1b6f2d10ba5 (diff) | |
| download | linux-2522a776c1b9b5c93383d07717f895cc1a56a87a.tar.bz2 | |
Fix memory leak in write_pool_threads
kmemleak produces the following warning
unreferenced object 0xc9ec02a0 (size 8):
comm "cat", pid 19048, jiffies 730243
backtrace:
[<c01bf970>] create_object+0x100/0x240
[<c01bfadb>] kmemleak_alloc+0x2b/0x60
[<c01bcd4b>] __kmalloc+0x14b/0x270
[<c02fd027>] write_pool_threads+0x87/0x1d0
[<c02fcc08>] nfsctl_transaction_write+0x58/0x70
[<c02fcc6f>] nfsctl_transaction_read+0x4f/0x60
[<c01c2574>] vfs_read+0x94/0x150
[<c01c297d>] sys_read+0x3d/0x70
[<c0102d6b>] sysenter_do_call+0x12/0x32
[<ffffffff>] 0xffffffff
write_pool_threads() only frees nthreads on error paths, in the success case
we leak it.
Signed-off-by: Eric Sesterhenn <eric.sesterhenn@lsexperts.de>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
| -rw-r--r-- | fs/nfsd/nfsctl.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c index 1250fb978ac1..48da164bb597 100644 --- a/fs/nfsd/nfsctl.c +++ b/fs/nfsd/nfsctl.c @@ -785,6 +785,7 @@ static ssize_t write_pool_threads(struct file *file, char *buf, size_t size) mesg += len; } + kfree(nthreads); mutex_unlock(&nfsd_mutex); return (mesg-buf); |