video: omap2: Use scnprintf() for avoiding potential buffer overflow

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Since snprintf() returns the would-be-output size instead of the
actual output size, the succeeding calls may go beyond the given
buffer limit.  Fix it by replacing with scnprintf().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200311093230.24900-3-tiwai@suse.de

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Takashi Iwai 2020-03-11 10:32:29 +01:00 • committed by Bartlomiej Zolnierkiewicz

parent bf1b615ad9

commit 42f21e5452

1 changed files with 4 additions and 4 deletions

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8

drivers/video/fbdev/omap2/omapfb/omapfb-sysfs.c

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