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One more Qualcomm driver fix for v6.11

Browse Source 
This resolves a deadlock in the Qualcomm uefisecapp driver following the
 attempt to acquire global context is acquired in the case the device
 isn't probed.
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Merge tag 'qcom-drivers-fixes-for-6.11-2' of https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/fixes

One more Qualcomm driver fix for v6.11

This resolves a deadlock in the Qualcomm uefisecapp driver following the
attempt to acquire global context is acquired in the case the device
isn't probed.

* tag 'qcom-drivers-fixes-for-6.11-2' of https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux:
  firmware: qcom: uefisecapp: Fix deadlock in qcuefi_acquire()

Link: https://lore.kernel.org/r/20240904145214.4089-1-andersson@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2024-09-05 09:24:17 +00:00
commit 95fe795c24
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/firmware/qcom/qcom_qseecom_uefisecapp.c
View File

@ -715,6 +715,10 @@ static int qcuefi_set_reference(struct qcuefi_client *qcuefi)
static struct qcuefi_client *qcuefi_acquire(void)
{
mutex_lock(&__qcuefi_lock);
if (!__qcuefi) {
mutex_unlock(&__qcuefi_lock);
return NULL;
}
return __qcuefi;
}