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Subject[PATCH] init/main.c: simplify repair_env_string
Date
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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