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uevent: placate gcc

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How sizeof() can be an aliasing problem?

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2017-08-16 11:45:09 +02:00
parent d80302db99
commit c4367d7227
1 changed files with 4 additions and 1 deletions
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5
util-linux/uevent.c
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@ -32,7 +32,10 @@
#define env ((char **)bb_common_bufsiz1) #define env ((char **)bb_common_bufsiz1)
#define INIT_G() do { setup_common_bufsiz(); } while (0) #define INIT_G() do { setup_common_bufsiz(); } while (0)
enum { enum {
MAX_ENV = COMMON_BUFSIZE / sizeof(env[0]) - 1, MAX_ENV = COMMON_BUFSIZE / sizeof(char*) - 1,
/* sizeof(env[0]) instead of sizeof(char*)
* makes gcc-6.3.0 emit "strict-aliasing" warning.
*/
}; };
#ifndef SO_RCVBUFFORCE #ifndef SO_RCVBUFFORCE