Messages in this thread Patch in this message | | | From | Michal Suchanek <> | Subject | [PATCH] init/main.c: simplify repair_env_string | Date | Fri, 15 Dec 2017 22:33:17 +0100 |
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Quoting characters are now removed from the parameter so value always follows directly after the NUL terminating parameter name.
Signed-off-by: Michal Suchanek <msuchanek@suse.de> --- init/main.c | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-)
Since the previous "[PATCH v9 3/8] lib/cmdline.c: add backslash support to kernel commandline parsing" adds the memmove in lib/cmdline.c it is now superfluous in init/main.c
diff --git a/init/main.c b/init/main.c index 1f5fdedbb293..1e5b1dc940d9 100644 --- a/init/main.c +++ b/init/main.c @@ -244,15 +244,10 @@ static int __init repair_env_string(char *param, char *val, const char *unused, void *arg) { if (val) { - /* param=val or param="val"? */ - if (val == param+strlen(param)+1) - val[-1] = '='; - else if (val == param+strlen(param)+2) { - val[-2] = '='; - memmove(val-1, val, strlen(val)+1); - val--; - } else - BUG(); + int parm_len = strlen(param); + + param[parm_len] = '='; + BUG_ON(val != param + parm_len + 1); } return 0; } -- 2.13.6
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