Re: [PATCH v2] net: wan: Add checks for NULL. If uhdlc_priv_tsa != 1 then utdm is not initialized. And if ret != NULL then goto undo_uhdlc_init, where utdm is dereferenced. Same if dev == NULL.

2023-01-10 Thread Jakub Kicinski
On Tue, 10 Jan 2023 14:47:45 +0300 Esina Ekaterina wrote: > Subject: [PATCH v2] net: wan: Add checks for NULL. If uhdlc_priv_tsa != 1 > then utdm is not initialized. And if ret != NULL then goto undo_uhdlc_init, > where utdm is dereferenced. Same if dev == NULL. > > Found by Linux Verification

[PATCH v2] net: wan: Add checks for NULL. If uhdlc_priv_tsa != 1 then utdm is not initialized. And if ret != NULL then goto undo_uhdlc_init, where utdm is dereferenced. Same if dev == NULL.

2023-01-10 Thread Esina Ekaterina
Found by Linux Verification Center (linuxtesting.org) with SVACE. Signed-off-by: Esina Ekaterina v2: Add check for NULL for unmap_si_regs --- drivers/net/wan/fsl_ucc_hdlc.c | 8 ++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/net/wan/fsl_ucc_hdlc.c