| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.4 011/190] ipmi_ssif: unlock on allocation failure | Date | Wed, 11 Apr 2018 20:34:17 +0200 |
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4.4-stable review patch. If anyone has any objections, please let me know.
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From: Dan Carpenter <dan.carpenter@oracle.com>
[ Upstream commit cf9806f32ef63b745f2486e0dbb2ac21f4ca44f0 ]
We should unlock and re-enable IRQs if this allocation fails.
Fixes: 259307074bfc ("ipmi: Add SMBus interface driver (SSIF) ") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Corey Minyard <cminyard@mvista.com> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/char/ipmi/ipmi_ssif.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/drivers/char/ipmi/ipmi_ssif.c +++ b/drivers/char/ipmi/ipmi_ssif.c @@ -409,6 +409,7 @@ static void start_event_fetch(struct ssi msg = ipmi_alloc_smi_msg(); if (!msg) { ssif_info->ssif_state = SSIF_NORMAL; + ipmi_ssif_unlock_cond(ssif_info, flags); return; } @@ -431,6 +432,7 @@ static void start_recv_msg_fetch(struct msg = ipmi_alloc_smi_msg(); if (!msg) { ssif_info->ssif_state = SSIF_NORMAL; + ipmi_ssif_unlock_cond(ssif_info, flags); return; }
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