Messages in this thread Patch in this message | | | From | Zhangjin Wu <> | Subject | [PATCH v6 08/15] tools/nolibc: clean up sbrk() routine | Date | Fri, 7 Jul 2023 22:59:53 +0800 |
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Fix up the error reported by scripts/checkpatch.pl:
ERROR: do not use assignment in if condition #95: FILE: tools/include/nolibc/sys.h:95: + if ((ret = sys_brk(0)) && (sys_brk(ret + inc) == ret + inc))
Apply the new generic __sysret() to merge the SET_ERRNO() and return lines.
Signed-off-by: Zhangjin Wu <falcon@tinylab.org> --- tools/include/nolibc/sys.h | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h index 3d01a24e6f7a..61a3204b00d7 100644 --- a/tools/include/nolibc/sys.h +++ b/tools/include/nolibc/sys.h @@ -89,14 +89,13 @@ int brk(void *addr) static __attribute__((unused)) void *sbrk(intptr_t inc) { - void *ret; - /* first call to find current end */ - if ((ret = sys_brk(0)) && (sys_brk(ret + inc) == ret + inc)) + void *ret = sys_brk(0); + + if (ret && sys_brk(ret + inc) == ret + inc) return ret + inc; - SET_ERRNO(ENOMEM); - return (void *)-1; + return (void *)__sysret(-ENOMEM); } -- 2.25.1
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