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| author | Jesper Juhl <jesper.juhl@gmail.com> | 2007-07-31 00:39:39 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-31 15:39:43 -0700 |
| commit | f2912a1223c0917a7b4e054f18086209137891ea (patch) | |
| tree | bb5598f1c205244277ce352951bc9de1800d0df1 /drivers/block/cciss.c | |
| parent | ff0cfc66cd99d59e3a8024003171035e4ae192b7 (diff) | |
| download | linux-f2912a1223c0917a7b4e054f18086209137891ea.tar.gz linux-f2912a1223c0917a7b4e054f18086209137891ea.tar.bz2 linux-f2912a1223c0917a7b4e054f18086209137891ea.zip | |
cciss: fix memory leak
There's a memory leak in the cciss driver.
in alloc_cciss_hba() we may leak sizeof(ctlr_info_t) bytes if a
call to alloc_disk(1 << NWD_SHIFT) fails.
This patch should fix the issue.
Spotted by the Coverity checker.
Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Acked-by: Mike Miller <mike.miller@hp.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/block/cciss.c')
| -rw-r--r-- | drivers/block/cciss.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 1be82d544dc3..a11b2bd54bbe 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -3227,12 +3227,15 @@ static int alloc_cciss_hba(void) for (i = 0; i < MAX_CTLR; i++) { if (!hba[i]) { ctlr_info_t *p; + p = kzalloc(sizeof(ctlr_info_t), GFP_KERNEL); if (!p) goto Enomem; p->gendisk[0] = alloc_disk(1 << NWD_SHIFT); - if (!p->gendisk[0]) + if (!p->gendisk[0]) { + kfree(p); goto Enomem; + } hba[i] = p; return i; } |