sysctl: do slash/dot conversions only on name, not value part

function                                             old     new   delta
sysctl_dots_to_slashes                                71      86     +15

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 5 insertions, 3 deletions

diff --git a/procps/sysctl.c b/procps/sysctl.c
index 94a307901..5303460f9 100644
--- a/procps/sysctl.c
+++ b/procps/sysctl.c
@@ -57,6 +57,7 @@ enum {
 static void sysctl_dots_to_slashes(char *name)
 {
         char *cptr, *last_good, *end;
+        char end_ch;
 
         /* Convert minimum number of '.' to '/' so that
          * we end up with existing file's name.
@@ -76,10 +77,11 @@ static void sysctl_dots_to_slashes(char *name)
          *
          * To set up testing: modprobe 8021q; vconfig add eth0 100
          */
-        end = name + strlen(name);
-        last_good = name - 1;
+        end = strchrnul(name, '=');
+        end_ch = *end;
         *end = '.'; /* trick the loop into trying full name too */
 
+        last_good = name - 1;
  again:
         cptr = end;
         while (cptr > last_good) {
@@ -96,7 +98,7 @@ static void sysctl_dots_to_slashes(char *name)
                 }
                 cptr--;
         }
-        *end = '\0';
+        *end = end_ch;
 }
 
 static int sysctl_act_on_setting(char *setting)