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authorPeter Senna Tschudin <peter.senna@gmail.com>2012-09-18 14:07:51 +0200
committerFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>2012-09-22 21:41:51 +0000
commit4aedf566f2804f14586363a234386a3eceb6aeec (patch)
tree3f8037f5ec744c9bfc43f2b9e3a4c54b75df34f7 /drivers/video/mb862xx
parentvideo: exynos_dp: increase AUX channel voltage level (diff)
downloadlinux-dev-4aedf566f2804f14586363a234386a3eceb6aeec.tar.xz
linux-dev-4aedf566f2804f14586363a234386a3eceb6aeec.zip
drivers/video/mb862xx/mb862xxfbdrv.c: fix error return code
Convert a nonnegative error return code to a negative one, as returned elsewhere in the function. A simplified version of the semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> ( if@p1 (\(ret < 0\|ret != 0\)) { ... return ret; } | ret@p1 = 0 ) ... when != ret = e1 when != &ret *if(...) { ... when != ret = e2 when forall return ret; } // </smpl> Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com> Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'drivers/video/mb862xx')
-rw-r--r--drivers/video/mb862xx/mb862xxfbdrv.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/video/mb862xx/mb862xxfbdrv.c b/drivers/video/mb862xx/mb862xxfbdrv.c
index 57d940be5f3d..d68e332aa21c 100644
--- a/drivers/video/mb862xx/mb862xxfbdrv.c
+++ b/drivers/video/mb862xx/mb862xxfbdrv.c
@@ -1052,12 +1052,14 @@ static int __devinit mb862xx_pci_probe(struct pci_dev *pdev,
break;
default:
/* should never occur */
+ ret = -EIO;
goto rel_reg;
}
par->fb_base = ioremap(par->fb_base_phys, par->mapped_vram);
if (par->fb_base == NULL) {
dev_err(dev, "Cannot map framebuffer\n");
+ ret = -EIO;
goto rel_reg;
}
@@ -1073,11 +1075,13 @@ static int __devinit mb862xx_pci_probe(struct pci_dev *pdev,
dev_dbg(dev, "mmio phys 0x%llx 0x%lx\n",
(unsigned long long)par->mmio_base_phys, (ulong)par->mmio_len);
- if (mb862xx_pci_gdc_init(par))
+ ret = mb862xx_pci_gdc_init(par);
+ if (ret)
goto io_unmap;
- if (request_irq(par->irq, mb862xx_intr, IRQF_SHARED,
- DRV_NAME, (void *)par)) {
+ ret = request_irq(par->irq, mb862xx_intr, IRQF_SHARED,
+ DRV_NAME, (void *)par);
+ if (ret) {
dev_err(dev, "Cannot request irq\n");
goto io_unmap;
}