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Code Issues Releases Activity

relying on the return value of scanf when using %n is bad

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Phil Sutter 2009-05-11 01:25:25 +02:00 committed by Phil Sutter
parent 5d69d0378f
commit 580043075e
1 changed files with 2 additions and 2 deletions
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4
src/conky.c
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@ -1336,8 +1336,8 @@ static struct text_object *construct_text_object(const char *s,
END OBJ(buffers, INFO_BUFFERS) END OBJ(buffers, INFO_BUFFERS)
END OBJ(cached, INFO_BUFFERS) END OBJ(cached, INFO_BUFFERS)
#define SCAN_CPU(__arg, __var) { \ #define SCAN_CPU(__arg, __var) { \
int __offset; \ int __offset = 0; \
if (__arg && sscanf(__arg, " cpu%u %n", &__var, &__offset) == 2) \ if (__arg && sscanf(__arg, " cpu%u %n", &__var, &__offset) > 0) \
__arg += __offset; \ __arg += __offset; \
else \ else \
__var = 0; \ __var = 0; \