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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 03:22:58 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 03:22:58 +0000 |
| commit | e5e4452190fd42838db4b11912bd8cd03fa61e08 (patch) | |
| tree | 374214b3170254d7666dd99241b14417b54983c2 /drivers/firmware/arm_scmi | |
| parent | Releasing progress-linux version 6.1.82-1progress7u1. (diff) | |
| download | linux-e5e4452190fd42838db4b11912bd8cd03fa61e08.tar.xz linux-e5e4452190fd42838db4b11912bd8cd03fa61e08.zip | |
Merging upstream version 6.1.85.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/firmware/arm_scmi')
| -rw-r--r-- | drivers/firmware/arm_scmi/smc.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/firmware/arm_scmi/smc.c b/drivers/firmware/arm_scmi/smc.c index ac0bd51ef..42ea308a2 100644 --- a/drivers/firmware/arm_scmi/smc.c +++ b/drivers/firmware/arm_scmi/smc.c @@ -171,6 +171,13 @@ static int smc_chan_free(int id, void *p, void *data) struct scmi_chan_info *cinfo = p; struct scmi_smc *scmi_info = cinfo->transport_info; + /* + * Different protocols might share the same chan info, so a previous + * smc_chan_free call might have already freed the structure. + */ + if (!scmi_info) + return 0; + /* Ignore any possible further reception on the IRQ path */ if (scmi_info->irq > 0) free_irq(scmi_info->irq, scmi_info); |