From: Heiko Carstens Date: Fri, 7 May 2021 17:12:54 +0000 (+0200) Subject: s390/boot: access kernel command line via parmarea X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=27c1dac0b6d8c3b640e24a1b762c7244fbb116fd;p=linux.git s390/boot: access kernel command line via parmarea Access the kernel command line via parmarea instead of using the COMMAND_LINE define. With this the following gcc11 warning is removed: arch/s390/boot/ipl_parm.c: In function ‘setup_boot_command_line’: arch/s390/boot/ipl_parm.c:168:50: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=] Signed-off-by: Heiko Carstens Signed-off-by: Vasily Gorbik --- diff --git a/arch/s390/boot/ipl_parm.c b/arch/s390/boot/ipl_parm.c index 865c66cb9b792..3485a1d4e97bf 100644 --- a/arch/s390/boot/ipl_parm.c +++ b/arch/s390/boot/ipl_parm.c @@ -165,12 +165,12 @@ static inline int has_ebcdic_char(const char *str) void setup_boot_command_line(void) { - COMMAND_LINE[ARCH_COMMAND_LINE_SIZE - 1] = 0; + parmarea.command_line[ARCH_COMMAND_LINE_SIZE - 1] = 0; /* convert arch command line to ascii if necessary */ - if (has_ebcdic_char(COMMAND_LINE)) - EBCASC(COMMAND_LINE, ARCH_COMMAND_LINE_SIZE); + if (has_ebcdic_char(parmarea.command_line)) + EBCASC(parmarea.command_line, ARCH_COMMAND_LINE_SIZE); /* copy arch command line */ - strcpy(early_command_line, strim(COMMAND_LINE)); + strcpy(early_command_line, strim(parmarea.command_line)); /* append IPL PARM data to the boot command line */ if (!is_prot_virt_guest() && ipl_block_valid)