gemini: Add kernel v6.1 patches

[openwrt/openwrt.git] / target / linux / gemini / patches-6.1 / 0012-usb-fotg210-udc-Remove-a-useless-assignment.patch

diff --git a/target/linux/gemini/patches-6.1/0012-usb-fotg210-udc-Remove-a-useless-assignment.patch b/target/linux/gemini/patches-6.1/0012-usb-fotg210-udc-Remove-a-useless-assignment.patch
new file mode 100644 (file)
index 0000000..8c33c50
--- /dev/null
+++ b/target/linux/gemini/patches-6.1/0012-usb-fotg210-udc-Remove-a-useless-assignment.patch
@@ -0,0 +1,39 @@
+From 7889a2f0256c55e0184dffd0001d0782f9e4cb83 Mon Sep 17 00:00:00 2001
+From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
+Date: Mon, 14 Nov 2022 21:38:04 +0100
+Subject: [PATCH 12/29] usb: fotg210-udc: Remove a useless assignment
+
+There is no need to use an intermediate array for these memory allocations,
+so, axe it.
+
+While at it, turn a '== NULL' into a shorter '!' when testing memory
+allocation failure.
+
+Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
+Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
+Link: https://lore.kernel.org/r/deab9696fc4000499470e7ccbca7c36fca17bd4e.1668458274.git.christophe.jaillet@wanadoo.fr
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+---
+--- a/drivers/usb/fotg210/fotg210-udc.c
++++ b/drivers/usb/fotg210/fotg210-udc.c
+@@ -1159,7 +1159,6 @@ int fotg210_udc_probe(struct platform_de
+ {
+       struct resource *res;
+       struct fotg210_udc *fotg210 = NULL;
+-      struct fotg210_ep *_ep[FOTG210_MAX_NUM_EP];
+       struct device *dev = &pdev->dev;
+       int irq;
+       int ret = 0;
+@@ -1218,10 +1217,9 @@ int fotg210_udc_probe(struct platform_de
+       }
+ 
+       for (i = 0; i < FOTG210_MAX_NUM_EP; i++) {
+-              _ep[i] = kzalloc(sizeof(struct fotg210_ep), GFP_KERNEL);
+-              if (_ep[i] == NULL)
++              fotg210->ep[i] = kzalloc(sizeof(struct fotg210_ep), GFP_KERNEL);
++              if (!fotg210->ep[i])
+                       goto err_alloc;
+-              fotg210->ep[i] = _ep[i];
+       }
+ 
+       fotg210->reg = ioremap(res->start, resource_size(res));