From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sun, 23 Nov 2014 12:55:25 +0100
The pci_dev_put() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call
is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/video/fbdev/sis/sis_main.c | 14 +++++---------
1 file changed, 5 insertions(+), 9 deletions(-)
diff --git a/drivers/video/fbdev/sis/sis_main.c b/drivers/video/fbdev/sis/sis_main.c
index 3f12a2d..6548a3e 100644
--- a/drivers/video/fbdev/sis/sis_main.c
+++ b/drivers/video/fbdev/sis/sis_main.c
@@ -5989,7 +5989,7 @@ static int sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if(!ivideo->sisvga_enabled) {
if(pci_enable_device(pdev)) {
- if(ivideo->nbridge) pci_dev_put(ivideo->nbridge);
+ pci_dev_put(ivideo->nbridge);
framebuffer_release(sis_fb_info);
return -EIO;
}
@@ -6202,10 +6202,8 @@ error_0: iounmap(ivideo->video_vbase);
error_1: release_mem_region(ivideo->video_base, ivideo->video_size);
error_2: release_mem_region(ivideo->mmio_base, ivideo->mmio_size);
error_3: vfree(ivideo->bios_abase);
- if(ivideo->lpcdev)
- pci_dev_put(ivideo->lpcdev);
- if(ivideo->nbridge)
- pci_dev_put(ivideo->nbridge);
+ pci_dev_put(ivideo->lpcdev);
+ pci_dev_put(ivideo->nbridge);
if(!ivideo->sisvga_enabled)
pci_disable_device(pdev);
framebuffer_release(sis_fb_info);
@@ -6505,11 +6503,9 @@ static void sisfb_remove(struct pci_dev *pdev)
vfree(ivideo->bios_abase);
- if(ivideo->lpcdev)
- pci_dev_put(ivideo->lpcdev);
+ pci_dev_put(ivideo->lpcdev);
- if(ivideo->nbridge)
- pci_dev_put(ivideo->nbridge);
+ pci_dev_put(ivideo->nbridge);
#ifdef CONFIG_MTRR
/* Release MTRR region */
--
2.1.3
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