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library: add parameter checks for 'get', <MEMINFO> api

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When this interface was normalized/standardized, under
the commit referenced below, the parameters were never
validated in the 'get' function. Let's plug that hole.

Reference(s):
commit 407f1b71de

Signed-off-by: Jim Warner <james.warner@comcast.net>
This commit is contained in:
Jim Warner
2016-06-01 00:00:00 -05:00
committed by Craig Small
parent b96c994390
commit af0c65900b
1 changed files with 6 additions and 1 deletions
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5
proc/meminfo.c
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@@ -951,6 +951,11 @@ PROCPS_EXPORT signed long procps_meminfo_get (
time_t cur_secs; time_t cur_secs;
int rc; int rc;
if (info == NULL)
return -EINVAL;
if (item < 0 || item >= PROCPS_MEMINFO_logical_end)
return -EINVAL;
/* we will NOT read the meminfo file with every call - rather, we'll offer /* we will NOT read the meminfo file with every call - rather, we'll offer
a granularity of 1 second between reads ... */ a granularity of 1 second between reads ... */
cur_secs = time(NULL); cur_secs = time(NULL);