]> git.baikalelectronics.ru Git - kernel.git/commit
video: omap2: Use scnprintf() for avoiding potential buffer overflow
authorTakashi Iwai <tiwai@suse.de>
Wed, 11 Mar 2020 09:32:29 +0000 (10:32 +0100)
committerBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Fri, 20 Mar 2020 13:29:05 +0000 (14:29 +0100)
commit2c207fb5fa3c2737d13e10b4f1463de402759858
tree74437326b2c3f093aada2c356515280738a9c0ec
parentcc0f2cfb9543ddf59fe0cdf1467e80308c981c70
video: omap2: Use scnprintf() for avoiding potential buffer overflow

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