wusb: release mutex in the error path of whci-hcd's whc_do_gencmd() (b09ac64b) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/usb/host/whci/hw.c

+5 −3

Original line number	Diff line number	Diff line
		@@ -50,6 +50,7 @@ int whc_do_gencmd(struct whc whc, u32 cmd, u32 params, void addr, size_t len)
		unsigned long flags;
		dma_addr_t dma_addr;
		int t;
		int ret = 0;

		mutex_lock(&whc->mutex);

		@@ -61,7 +62,8 @@ int whc_do_gencmd(struct whc whc, u32 cmd, u32 params, void addr, size_t len)
		dev_err(&whc->umc->dev, "generic command timeout (%04x/%04x)\n",
		le_readl(whc->base + WUSBGENCMDSTS),
		le_readl(whc->base + WUSBGENCMDPARAMS));
		return -ETIMEDOUT;
		ret = -ETIMEDOUT;
		goto out;
		}

		if (addr) {
		@@ -80,8 +82,8 @@ int whc_do_gencmd(struct whc whc, u32 cmd, u32 params, void addr, size_t len)
		whc->base + WUSBGENCMDSTS);

		spin_unlock_irqrestore(&whc->lock, flags);

		out:
		mutex_unlock(&whc->mutex);

		return 0;
		return ret;
		}