diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 10:15:43 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 10:15:43 +0000 |
| commit | 4a1c948bc688e5ab5e51d12d2f6dd6746e3ac2d9 (patch) | |
| tree | 7ee50e6ccf13f75f02fd343cf90750cbd9950194 /drivers/firmware/arm_scmi | |
| parent | Releasing progress-linux version 6.1.82-1~progress6.99u1. (diff) | |
| download | linux-4a1c948bc688e5ab5e51d12d2f6dd6746e3ac2d9.tar.xz linux-4a1c948bc688e5ab5e51d12d2f6dd6746e3ac2d9.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); |