From: Sudip Mukherjee <sudipm.mukherjee@gmail.com> To: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Cc: linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org, Sudip Mukherjee <sudipm.mukherjee@gmail.com> Subject: [PATCH 1/3] sm501fb: deallocate colormap only if allocated Date: Sat, 4 Nov 2017 21:24:19 +0000 [thread overview] Message-ID: <1509830661-7384-1-git-send-email-sudipm.mukherjee@gmail.com> (raw) There are cases when panel and crt both are not defined and only one of them is defined and initialized. In such cases, while removing the device deallocate the colormap only if that particular fb is defined. Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com> --- drivers/video/fbdev/sm501fb.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c index 076dd27..381475f 100644 --- a/drivers/video/fbdev/sm501fb.c +++ b/drivers/video/fbdev/sm501fb.c @@ -1889,6 +1889,9 @@ static void sm501_free_init_fb(struct sm501fb_info *info, { struct fb_info *fbi = info->fb[head]; + if (!fbi) + return; + fb_dealloc_cmap(&fbi->cmap); } -- 2.1.4
WARNING: multiple messages have this Message-ID (diff)
From: Sudip Mukherjee <sudipm.mukherjee@gmail.com> To: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Cc: linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org, Sudip Mukherjee <sudipm.mukherjee@gmail.com> Subject: [PATCH 1/3] sm501fb: deallocate colormap only if allocated Date: Sat, 04 Nov 2017 21:24:19 +0000 [thread overview] Message-ID: <1509830661-7384-1-git-send-email-sudipm.mukherjee@gmail.com> (raw) There are cases when panel and crt both are not defined and only one of them is defined and initialized. In such cases, while removing the device deallocate the colormap only if that particular fb is defined. Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com> --- drivers/video/fbdev/sm501fb.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c index 076dd27..381475f 100644 --- a/drivers/video/fbdev/sm501fb.c +++ b/drivers/video/fbdev/sm501fb.c @@ -1889,6 +1889,9 @@ static void sm501_free_init_fb(struct sm501fb_info *info, { struct fb_info *fbi = info->fb[head]; + if (!fbi) + return; + fb_dealloc_cmap(&fbi->cmap); } -- 2.1.4
next reply other threads:[~2017-11-04 21:24 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <CGME20171104212429epcas1p428cc1efb505e9c78dda41e603c400b7b@epcas1p4.samsung.com> 2017-11-04 21:24 ` Sudip Mukherjee [this message] 2017-11-04 21:24 ` [PATCH 1/3] sm501fb: deallocate colormap only if allocated Sudip Mukherjee 2017-11-04 21:24 ` [PATCH 2/3] sm501fb: unregister framebuffer only if registered Sudip Mukherjee 2017-11-04 21:24 ` Sudip Mukherjee 2017-11-09 15:10 ` Bartlomiej Zolnierkiewicz 2017-11-09 15:10 ` Bartlomiej Zolnierkiewicz 2017-11-04 21:24 ` [PATCH 3/3] sm501fb: suspend and resume fb if it exists Sudip Mukherjee 2017-11-04 21:24 ` Sudip Mukherjee 2017-11-09 15:11 ` Bartlomiej Zolnierkiewicz 2017-11-09 15:11 ` Bartlomiej Zolnierkiewicz 2017-11-09 15:10 ` [PATCH 1/3] sm501fb: deallocate colormap only if allocated Bartlomiej Zolnierkiewicz 2017-11-09 15:10 ` Bartlomiej Zolnierkiewicz
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