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eal: explicit cast of strlcpy return

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GCC 8.1 warns:
rte_string_fns.h: In function 'rte_strlcpy':
rte_string_fns.h:58:9:
warning: conversion to 'size_t' {aka 'long unsigned int'} from
'int' may change the sign of the result [-Wsign-conversion]
  return snprintf(dst, size, "%s", src);
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Fixes: 5364de644a ("eal: support strlcpy function")

Signed-off-by: Andy Green <andy@warmcat.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
This commit is contained in:
Andy Green 2018-05-17 22:03:48 +08:00 committed by Thomas Monjalon
parent a2ff2827dc
commit 622a7305d1
1 changed files with 1 additions and 1 deletions
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lib/librte_eal/common/include/rte_string_fns.h
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@ -55,7 +55,7 @@ rte_strsplit(char *string, int stringlen,
static inline size_t
rte_strlcpy(char *dst, const char *src, size_t size)
{
return snprintf(dst, size, "%s", src);
return (size_t)snprintf(dst, size, "%s", src);
}
/* pull in a strlcpy function */