diff options
| author | Austin Kim <[email protected]> | 2019-09-06 08:29:51 +0900 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2019-09-06 07:36:16 +0200 |
| commit | 864b23f0169d5bff677e8443a7a90dfd6b090afc (patch) | |
| tree | 3d598afa5ff0ed95fe38bf180ee0650de7ca407a | |
| parent | f49dcd1aba4374c56bc77100e2d146884d2238c1 (diff) | |
x86/platform/uv: Fix kmalloc() NULL check routine
The result of kmalloc() should have been checked ahead of below statement:
pqp = (struct bau_pq_entry *)vp;
Move BUG_ON(!vp) before above statement.
Signed-off-by: Austin Kim <[email protected]>
Cc: Dimitri Sivanich <[email protected]>
Cc: Hedi Berriche <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Mike Travis <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Russ Anderson <[email protected]>
Cc: Steve Wahl <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Link: https://lkml.kernel.org/r/20190905232951.GA28779@LGEARND20B15
Signed-off-by: Ingo Molnar <[email protected]>
| -rw-r--r-- | arch/x86/platform/uv/tlb_uv.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/platform/uv/tlb_uv.c b/arch/x86/platform/uv/tlb_uv.c index 20c389a91b80..5f0a96bf27a1 100644 --- a/arch/x86/platform/uv/tlb_uv.c +++ b/arch/x86/platform/uv/tlb_uv.c @@ -1804,9 +1804,9 @@ static void pq_init(int node, int pnode) plsize = (DEST_Q_SIZE + 1) * sizeof(struct bau_pq_entry); vp = kmalloc_node(plsize, GFP_KERNEL, node); - pqp = (struct bau_pq_entry *)vp; - BUG_ON(!pqp); + BUG_ON(!vp); + pqp = (struct bau_pq_entry *)vp; cp = (char *)pqp + 31; pqp = (struct bau_pq_entry *)(((unsigned long)cp >> 5) << 5); |