From: Tony Lindgren Date: Mon, 1 Feb 2010 21:03:42 +0000 (-0800) Subject: omap: Fix arch/arm/mach-omap2/mux.c: Off by one error X-Git-Tag: v2.6.33-rc7~11^2~2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=78737ae1b0f0b425e8eb72a9c84125fa8cac8e8e;p=platform%2Fupstream%2Fkernel-adaptation-pc.git omap: Fix arch/arm/mach-omap2/mux.c: Off by one error David Binderman ran the sourceforge tool cppcheck over the source code of the new Linux kernel 2.6.33-rc6: [./arm/mach-omap2/mux.c:492]: (error) Buffer access out-of-bounds 13 characters + 1 digit + 1 zero byte is more than 14 characters. Also add a comment on mode0 name length in case new omaps start using longer names. Reported-by: David Binderman Signed-off-by: Tony Lindgren --- diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index 19001dd..5fedc50 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -486,7 +486,7 @@ int __init omap_mux_init_signal(char *muxname, int val) static inline void omap_mux_decode(struct seq_file *s, u16 val) { char *flags[OMAP_MUX_MAX_NR_FLAGS]; - char mode[14]; + char mode[sizeof("OMAP_MUX_MODE") + 1]; int i = -1; sprintf(mode, "OMAP_MUX_MODE%d", val & 0x7); @@ -553,6 +553,7 @@ static int omap_mux_dbg_board_show(struct seq_file *s, void *unused) if (!m0_name) continue; + /* REVISIT: Needs to be updated if mode0 names get longer */ for (i = 0; i < OMAP_MUX_DEFNAME_LEN; i++) { if (m0_name[i] == '\0') { m0_def[i] = m0_name[i];