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Re: [PATCH] fbdev: sstfb: use managed PCI device enable To: Myeonghun Pak Cc: linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Ijae Kim References: <20260911000835.88909-1-mhun512@gmail.com> Content-Language: en-US From: Helge Deller Autocrypt: addr=deller@gmx.de; keydata= xsFNBF3Ia3MBEAD3nmWzMgQByYAWnb9cNqspnkb2GLVKzhoH2QD4eRpyDLA/3smlClbeKkWT HLnjgkbPFDmcmCz5V0Wv1mKYRClAHPCIBIJgyICqqUZo2qGmKstUx3pFAiztlXBANpRECgwJ r+8w6mkccOM9GhoPU0vMaD/UVJcJQzvrxVHO8EHS36aUkjKd6cOpdVbCt3qx8cEhCmaFEO6u CL+k5AZQoABbFQEBocZE1/lSYzaHkcHrjn4cQjc3CffXnUVYwlo8EYOtAHgMDC39s9a7S90L 69l6G73lYBD/Br5lnDPlG6dKfGFZZpQ1h8/x+Qz366Ojfq9MuuRJg7ZQpe6foiOtqwKym/zV dVvSdOOc5sHSpfwu5+BVAAyBd6hw4NddlAQUjHSRs3zJ9OfrEx2d3mIfXZ7+pMhZ7qX0Axlq Lq+B5cfLpzkPAgKn11tfXFxP+hcPHIts0bnDz4EEp+HraW+oRCH2m57Y9zhcJTOJaLw4YpTY GRUlF076vZ2Hz/xMEvIJddRGId7UXZgH9a32NDf+BUjWEZvFt1wFSW1r7zb7oGCwZMy2LI/G aHQv/N0NeFMd28z+deyxd0k1CGefHJuJcOJDVtcE1rGQ43aDhWSpXvXKDj42vFD2We6uIo9D 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The successf= ul > probe path has the same imbalance because sstfb_remove() releases the > framebuffer, mappings and memory regions, but never calls > pci_disable_device(). >=20 > Use pcim_enable_device() so the PCI core disables the device automatical= ly > after probe failure or driver removal. The driver still releases its > framebuffer, mappings and memory regions explicitly. >=20 > This issue was identified during our ongoing static-analysis research wh= ile > reviewing kernel code. >=20 > Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") > Co-developed-by: Ijae Kim > Signed-off-by: Ijae Kim > Signed-off-by: Myeonghun Pak > --- > drivers/video/fbdev/sstfb.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) applied. Thanks! Helge